Sustainable, Ethical and Future Accommodation Strategy

Introduction and context

Accommodation is no longer evaluated only by room revenue, occupancy and guest satisfaction. Hotels, serviced apartments, hostels, resorts and emerging lodging platforms operate within ecological systems, labour markets, communities, digital infrastructures and regulatory regimes. Their legitimacy depends on whether they create hospitality value without transferring disproportionate environmental, social or informational costs to others.

Sustainable accommodation strategy therefore means more than installing efficient lamps or asking guests to reuse towels. It is the coordinated design of buildings, operations, procurement, technology, employment practices, guest experiences and governance so that present performance does not undermine future capacity. The strategic challenge is to reconcile profitability, environmental integrity, human rights, privacy, inclusion, resilience and service quality.

This chapter treats sustainability as a management system rather than a marketing theme. It examines resource efficiency, circular procurement, carbon accounting, ethical data use, greenwashing, stakeholder accountability and the opportunities and risks of smart and automated accommodation.

Learning objectives

By the end of this chapter, students should be able to:

1. Design an accommodation strategy for energy, water, waste, chemicals and linen.
2. Distinguish operational efficiency from wider sustainability and circularity.
3. Measure accommodation-related carbon emissions and interpret boundaries and assumptions.
4. Evaluate privacy, algorithmic bias, labour and stakeholder-accountability issues.
5. Critically assess smart rooms, robotics, contactless service, hyper-personalisation and emerging lodging models.
6. Develop an integrated, credible and resilient sustainability implementation plan.

1. From operational efficiency to responsible value creation

A useful distinction is between eco-efficiency, sustainability and regenerative or restorative practice.

• Eco-efficiency reduces resource use per occupied room, such as kilowatt-hours per occupied room-night.
• Sustainability asks whether total environmental and social impacts remain within acceptable limits, including the effects of expansion and rebound consumption.
• Circular or regenerative practice attempts to eliminate waste, retain material value, restore ecosystems and strengthen communities.

A hotel can become more efficient per room while increasing total emissions by adding rooms, increasing occupancy or encouraging energy-intensive amenities. This is the rebound effect. Strategic decisions should therefore monitor both intensity metrics and absolute impacts.

The triple bottom line—people, planet and prosperity—remains a useful communication model, but it should not imply that every social or ecological harm can be traded against profit. Human rights, safety, non-discrimination and ecological thresholds are often constraints, not merely items in a balancing exercise. A contemporary strategy combines:

• Materiality: identifying issues that significantly affect the organisation and its stakeholders.
• Life-cycle thinking: considering extraction, manufacture, use and end-of-life.
• Systems thinking: recognising interdependence among rooms, kitchens, laundry, engineering, suppliers and destination infrastructure.
• Just transition: ensuring that efficiency and automation do not unfairly burden workers or communities.
• Additionality and credibility: demonstrating that claimed environmental benefits are real and would not have occurred without the intervention.

Strategic levels

Sustainability should be translated across three levels:

A sustainability policy without budgets, owners, targets, data quality controls and corrective action is an aspiration rather than a strategy.

2. Designing the resource strategy

2.1 Energy and carbon

Energy strategy begins with an energy balance: sources of energy, end uses, operating schedules, peak loads and controllable losses. Major accommodation loads commonly include heating, ventilation and air conditioning (HVAC), domestic hot water, lighting, laundry, kitchens, lifts, pumps and information technology.

The preferred hierarchy is:

1. Avoid unnecessary demand through passive design, shading, insulation and right-sized equipment.
2. Improve efficiency through controls, maintenance and high-performance equipment.
3. Electrify where technically and economically appropriate.
4. Procure renewable electricity with credible evidence and attention to additionality.
5. Address residual emissions through reductions first and carefully scrutinised removals only where necessary.

Useful indicators include energy use per occupied room-night, peak demand, renewable-energy share and absolute energy consumption. The occupied-room denominator must be defined consistently. A room-night should not be counted as occupied merely because it is available; the organisation must state whether rooms used by staff, complimentary rooms and out-of-order rooms are included.

A basic intensity measure is:

Here, E_i is energy intensity in kWh per occupied room-night, E_total is measured energy in kWh for the stated boundary and period, and N_occupied-room-nights is the number of occupied room-nights. The measure is useful for operational comparison but does not replace absolute consumption or whole-building energy analysis. Weather, building size, climate, occupancy mix and included energy sources must be comparable.

Submetering is strategically important. Separate meters for guest rooms, laundry, kitchens, pools and plant rooms reveal where action is possible. Building-management systems can adjust set points, detect simultaneous heating and cooling, and identify equipment operating outside schedules. However, automation must include manual override, maintenance responsibility and fault alarms; otherwise a sophisticated system becomes an unexamined source of failure.

2.2 Water stewardship

Water management is location-specific. A property in a water-stressed basin faces a different priority from one with abundant supply but serious wastewater pollution. A water strategy should map potable, rain, greywater and recycled-water flows; identify high-use processes; assess legal quality requirements; and consider effects on local residents and ecosystems.

Measures include low-flow fixtures, leak detection, efficient irrigation, native landscaping, cooling-tower management, linen policies, rainwater capture where lawful and fit-for-purpose reuse. Water-saving devices must be tested for guest comfort, infection control and accessibility. Reduced flow that causes repeated flushing or poor hygiene is not necessarily sustainable.

A water-intensity indicator can be expressed as:

W_i is litres per occupied room-night, W_total is water consumed in litres within the defined boundary, and N_occupied-room-nights is occupied room-nights. The boundary should clarify whether irrigation, cooling make-up water and outsourced laundry are included. Water withdrawal, consumption and discharge are different concepts and must not be treated as synonyms.

Water risk should be assessed through basin conditions, seasonal scarcity, competing users, quality, price and regulatory restrictions. A technically efficient hotel can still be socially irresponsible if it consumes scarce local water for non-essential amenities while nearby communities lack secure access.

2.3 Waste and materials

Waste prevention is preferable to recycling. The hierarchy is: refuse and redesign, reduce, reuse, repair, remanufacture, recycle, recover energy, and dispose as a last resort. Waste audits should classify food, glass, metals, paper, plastics, textiles, hazardous materials, electronic equipment and construction waste by mass, destination and contamination.

Food waste requires separate attention because its environmental impact includes agricultural production, refrigeration, transport and methane emissions if poorly managed. Forecasting, smaller batch production, menu engineering, donation where safe and composting can reduce waste. Donation must comply with food-safety law and should never displace the duty to prevent overproduction.

Single-use items should be assessed by life-cycle evidence rather than material fashion. A reusable product may have higher manufacturing impacts but lower impact over repeated use; the result depends on durability, washing, transport and loss rates. “Compostable” packaging is ineffective where appropriate collection and industrial composting do not exist.

2.4 Chemicals and indoor environmental quality

Housekeeping chemicals affect workers, guests, wastewater and indoor air. Responsible chemical management includes safer substitution, accurate dilution, closed dosing systems, labels and safety data sheets, segregated storage, staff training, ventilation and exposure monitoring. Procurement should consider toxicity, biodegradability, aquatic effects, packaging and supplier transparency.

A “green” label is not sufficient evidence. Purchasing teams should ask who certifies the product, what standard is applied, whether claims cover the whole product and whether performance has been independently tested. Infection prevention and public health remain non-negotiable; sustainability cannot justify unsafe disinfection.

2.5 Linen and laundry

Linen-reuse programmes can reduce water, energy, chemicals and labour, but they must be transparent and voluntary in substance. Guests should receive clear information, easy opt-out, appropriate replacement intervals and assurance that hygiene standards remain intact. Messaging that implies moral blame—such as presenting reuse as the guest’s personal duty—can undermine trust.

Operationally, the programme should track linen loss, rewash rates, wash temperature, load factors, detergent dosage, transport and outsourced-laundry performance. A lower replacement rate is not automatically beneficial if it causes premature textile failure or additional rewash cycles. Procurement should prioritise durability, repairability, recycled or responsibly sourced fibres, worker conditions and end-of-life routes.

3. Circular procurement and supply-chain accountability

Circular procurement changes the question from “What is the cheapest item?” to “What service and material value do we need over the item’s life?” Specifications may require modularity, repair, take-back, recycled content, non-toxic materials, durable design, maintenance support and transparent labour standards.

Examples include furniture leased with refurbishment obligations, refillable amenity systems, reusable transport packaging, remanufactured equipment and uniforms designed for repair. Total cost of ownership should include purchase, energy, maintenance, consumables, disposal and risk—not merely acquisition price.

Supplier governance should use a proportionate due-diligence process:

1. Map high-risk categories and geographic dependencies.
2. Define minimum standards for labour, environment, traceability and data security.
3. Screen suppliers using evidence rather than self-declarations alone.
4. Audit or verify material risks, recognising that audits can miss hidden subcontracting.
5. Create remediation plans with time-bound milestones.
6. Escalate or disengage where serious harm is not addressed, while considering worker impacts.
7. Report progress, limitations and unresolved risks.

Modern slavery, forced labour, excessive working hours and unsafe conditions may exist in construction, textiles, food, cleaning and outsourced services. Ethical procurement requires worker voice and grievance mechanisms, not only compliance documents.

4. Carbon measurement and decision-useful metrics

Carbon measurement supports prioritisation, but it is not the same as environmental performance. A credible inventory states organisational and operational boundaries, base year, emission factors, data sources, exclusions, uncertainty and treatment of renewable-energy instruments.

The widely used GHG Protocol categories are:

• Scope 1: direct emissions from sources owned or controlled by the organisation, such as on-site fuel combustion and refrigerant leakage.
• Scope 2: indirect emissions from purchased electricity, steam, heating or cooling.
• Scope 3: other indirect value-chain emissions, including purchased goods, construction, waste, business travel, guest travel and outsourced laundry where relevant.

For an activity-based estimate:

CO₂e is emissions in kilograms or tonnes of carbon-dioxide equivalent, A is activity data such as litres of fuel or kWh of electricity, EF is the corresponding emission factor in kg CO₂e per activity unit, and R is the proportion reduced by a verified adjustment such as a documented biogenic or recovery factor, when applicable. If no valid adjustment exists, R = 0. Units must cancel correctly. The factor’s geographic, temporal and methodological basis must match the activity. Market-based and location-based electricity accounting can produce different Scope 2 results and should not be conflated.

Illustrative example. A property uses 12,000 kWh of grid electricity in a month. If the applicable location-based factor is 0.42 kg CO₂e/kWh, then:

This result is valid only for the stated electricity boundary and factor. It does not represent the hotel’s total carbon footprint because fuels, refrigerants, purchased goods and other relevant sources are excluded.

Carbon intensity may be calculated as:

C_i is kg CO₂e per occupied room-night. Intensity assists benchmarking, while absolute emissions determine whether the organisation is reducing its total contribution. Targets should specify a base year, target year, scope, treatment of acquisitions and disposals, and whether reductions are gross or dependent on offsets.

Offsets do not make avoidable emissions disappear. Claims should distinguish reduction, avoidance, removal and compensation, disclose project quality and permanence risks, and avoid implying climate neutrality when the organisation has not reduced its value-chain emissions.

5. Ethics, privacy and accountability

Privacy and data governance

Smart accommodation generates data through mobile keys, Wi-Fi, room sensors, voice assistants, facial recognition, loyalty profiles and connected televisions. The ethical question is not simply whether collection is legal, but whether it is necessary, proportionate, understandable and secure.

A responsible data framework applies purpose limitation, data minimisation, retention limits, access controls, encryption, vendor due diligence, breach response and meaningful consent where consent is the legal basis. Guests should be able to obtain information about processing and, where feasible, use a reasonable non-digital alternative. Sensitive inferences—health, disability, religion, relationships or behavioural profiles—require exceptional restraint.

Convenience does not justify continuous monitoring. Occupancy sensors intended to control HVAC should not silently become tools for employee surveillance or behavioural advertising. Data protection impact assessments are appropriate for high-risk processing, particularly biometrics, large-scale profiling and automated decisions.

Algorithmic bias and automation

Revenue-management, recruitment, credit, fraud-detection and personalisation systems can reproduce historical discrimination. Bias may enter through unrepresentative training data, proxy variables, selective labels, unequal error rates or feedback loops. For example, a model trained on past upgrade purchases may favour guests from markets that historically received more marketing attention.

Governance should include a defined purpose, representative data assessment, pre-deployment testing, subgroup performance analysis, human review, explainability proportionate to risk, appeal channels, periodic monitoring and documented accountability. A human in the loop is not meaningful if staff cannot challenge the system or are penalised for doing so. High-impact decisions about employment, access, pricing or safety require stronger controls than low-risk room recommendations.

Greenwashing

Greenwashing occurs when environmental communication creates a materially misleading impression through vague language, selective disclosure, irrelevant claims, false labels or unsubstantiated comparisons. Common examples include “eco-friendly” without a defined criterion, advertising a small operational improvement while concealing major emissions, or presenting renewable certificates as physical renewable supply.

Credible claims are specific, current, comparable and supported by evidence. Communications should state the boundary—one room, one property, a product or the corporate portfolio—and disclose trade-offs. Independent assurance can improve reliability, but assurance itself should identify what was tested and what was excluded.

Stakeholder accountability

Stakeholders include guests, employees, owners, local residents, regulators, suppliers, destination authorities, investors and ecosystems represented through scientific and public-interest institutions. Materiality assessments should combine stakeholder consultation with impact assessment; the loudest stakeholder is not necessarily the most affected.

Accountability requires named responsibility, targets, budgets, grievance channels, remedy, board oversight and public reporting of setbacks. A hotel that reports only successes creates an incentive to hide failure. Effective governance treats complaints and near misses as learning data rather than reputational threats.

6. Evaluating future accommodation technologies

Technology should be assessed against service purpose, inclusion, lifecycle impact, labour consequences, cybersecurity, reliability and guest choice—not novelty.

Smart-room controls should fail safely. A disconnected sensor must not create unsafe temperatures or lock guests out. Robotics should augment rather than simply intensify labour; redeployment, training and fair scheduling are part of the business case. Contactless systems should comply with accessibility requirements and support guests who lack smartphones, connectivity or digital confidence.

Hyper-personalisation can improve relevance but may convert hospitality into behavioural manipulation. A guest’s request for a quiet room should not authorise indefinite retention of unrelated personal data. Personalisation should be explainable, controllable and easy to disable.

Resilience extends beyond efficiency. A resilient property identifies climate hazards, power and water disruption, cyberattack, supply interruption, disease outbreaks, labour shortages and social conflict. It develops redundancies, emergency communication, critical-stock policies, backup power where justified, mutual-aid relationships and recovery plans. Resilience investments should not transfer risk to vulnerable neighbours—for example, by securing hotel water supplies while worsening community scarcity.

7. An integrated implementation framework

A practical strategy can follow a repeating cycle:

1. Diagnose: establish baselines, boundaries, legal duties, climate and water risks, stakeholder concerns and data quality.
2. Prioritise: rank actions by impact, feasibility, cost, guest value, equity and resilience contribution.
3. Design: assign owners, budgets, technical specifications, procurement clauses and workforce plans.
4. Pilot: test in a department or room block; measure performance and unintended effects.
5. Scale: standardise procedures, train staff, integrate systems and renegotiate supplier expectations.
6. Assure: verify data, audit claims, review incidents and invite stakeholder challenge.
7. Learn: revise targets and investment decisions based on evidence.

A balanced scorecard might contain energy intensity and absolute emissions; water intensity and local water-risk exposure; waste diversion and food waste; chemical incidents; employee injury, turnover and living-wage coverage; supplier remediation; guest accessibility; privacy incidents; and community complaints. Metrics should have a data owner, frequency, unit, boundary and escalation threshold.

Financial analysis should include capital cost, operating savings, maintenance, useful life, residual value, carbon price sensitivity, service effects and non-financial benefits. A project with a longer payback may be strategically superior if it prevents regulatory exposure or protects a water-stressed destination. Conversely, a highly visible project may be less valuable than basic controls and maintenance.

Applied case: The Harbour View Hotel (illustrative)

Background

The 220-room Harbour View Hotel is an urban property with an outsourced laundry, a restaurant, a rooftop pool and a mixed business-leisure clientele. Occupancy is 78%. Energy costs are rising, the city has introduced a water-risk plan and guests increasingly ask for credible sustainability information. Management proposes a smart-room platform, elimination of daily housekeeping and a “carbon-neutral stay” campaign.

Problem

The proposal lacks a carbon boundary, privacy assessment, worker consultation and evidence that eliminating daily service will reduce total impact. The building has no submetering for laundry or kitchens, and the main supplier claims that its amenities are “100% green” without explaining the standard.

Analysis

A cross-functional team maps energy, water, waste, data and labour impacts. It discovers that HVAC operates at full schedule during low occupancy, a leaking pool make-up line is unreported, and the outsourced laundry uses mixed loads with poor load factors. The proposed sensors collect continuous occupancy data and the vendor reserves the right to use aggregated data for product development. Housekeeping staff fear reduced hours and loss of income.

Approach and solution

The hotel first installs submeters and repairs the pool line. It pilots occupancy-based HVAC controls on two floors, with manual guest override and strict deletion of raw occupancy data after operational need ends. Staff representatives participate in the design. Daily housekeeping becomes a guest-choice programme with clear service alternatives, but management guarantees minimum staffing hours during the pilot and uses freed capacity for preventive maintenance and deep cleaning.

The hotel renegotiates laundry service around kilograms per usable load, rewash rates, water and energy data, chemical safety and worker standards. It replaces vague amenity claims with a product specification requiring refillability, ingredient disclosure and third-party evidence. A carbon inventory reports Scope 1 and 2 first, identifies major Scope 3 gaps, and removes the “carbon-neutral stay” claim until reductions and residual treatment can be substantiated.

Outcome

After six months, the pilot shows lower HVAC consumption and fewer maintenance call-outs, but guest comfort complaints occur on two unusually hot days. Controls are recalibrated rather than expanded automatically. The water leak is eliminated, laundry loads improve and the hotel publishes both progress and unresolved Scope 3 data gaps. The smart-room vendor accepts deletion limits and independent security testing. The programme becomes a governed learning process rather than a technology purchase.

Learning points

The case demonstrates that sustainability is cross-functional, that operational data require ethical governance, that labour impacts are part of the business case, and that credible communication includes uncertainty. It also shows why pilots, safeguards and stakeholder participation are superior to rapid deployment based on vendor promises.

Challenges and limitations

No metric captures the full meaning of responsible hospitality. Intensity indicators can hide growth; carbon factors change; supplier data may be estimated; audits can miss abuse; and guest surveys can overrepresent motivated respondents. Sustainability interventions can create trade-offs: water-saving laundry may increase chemical concentration, automation may reduce physical strain but intensify monitoring, and local sourcing may increase cost or seasonal variability.

Managers should therefore avoid single-score sustainability rankings without methodological transparency. They should triangulate invoices, meters, observations, worker interviews, guest feedback and independent evidence. Targets must be ambitious but credible, and failures should trigger correction rather than cosmetic reporting.

Chapter Summary

Sustainable accommodation strategy integrates ecological limits, economic viability, human rights, guest experience, technology and governance. Effective practice begins with demand reduction and efficient systems, followed by responsible energy, water, waste, chemical, linen and circular-procurement programmes. Carbon accounting is useful only when boundaries, emission factors, units and uncertainty are disclosed; intensity metrics must be considered alongside absolute impacts.

Ethical accommodation requires privacy-by-design, protection against algorithmic bias, meaningful human oversight, credible environmental claims and stakeholder mechanisms for voice and remedy. Smart rooms, robotics, contactless service and hyper-personalisation can improve efficiency and accessibility, but they also create surveillance, exclusion, cybersecurity and labour risks. Resilience requires preparation for climate, infrastructure, supply, health and digital disruptions. The strongest strategies are evidence-based, participatory, transparent about limitations and implemented through pilots, accountability and continuous learning.

Key Terms

Absolute emissions: Total greenhouse-gas emissions within a defined boundary.

Algorithmic bias: Systematic unfairness produced or amplified by data, models or automated decisions.

Carbon intensity: Emissions per functional unit, such as kg CO₂e per occupied room-night.

Circular procurement: Purchasing designed to retain materials and value through reuse, repair, refurbishment and recovery.

Contactless service: Service delivered with limited physical interaction, often through digital interfaces.

Eco-efficiency: Reduction of resource use or pollution per unit of output.

Emission factor: Quantity of emissions associated with one unit of activity data.

Greenwashing: Misleading environmental communication or impression.

Hyper-personalisation: Highly individualised offers or service based on collected data and inferred preferences.

Life-cycle thinking: Assessment of impacts from extraction through use and end-of-life.

Materiality: Significance of an issue to organisational decisions and stakeholders.

Occupied room-night: One room occupied for one night, according to a stated counting rule.

Rebound effect: Increased total consumption that offsets efficiency gains.

Resilience: Capacity to prepare for, withstand, adapt to and recover from disruption.

Scope 1: Direct emissions from owned or controlled sources.

Scope 2: Indirect emissions from purchased energy.

Scope 3: Other indirect value-chain emissions.

Stakeholder accountability: Responsibility to explain decisions, receive challenge and provide remedy.

Water stress: A condition in which demand, quality or governance places pressure on available water resources.

Review Questions

Short Answer Questions

1. Distinguish eco-efficiency from sustainability.
2. What are the three scopes of greenhouse-gas emissions?
3. Why should a hotel measure absolute emissions as well as carbon intensity?
4. Identify two privacy risks associated with smart rooms.
5. What is circular procurement?

Long Answer Questions

1. Explain how an accommodation property should design an integrated energy and water strategy.
2. Discuss the ethical and managerial challenges of algorithmic bias in hotel revenue management or recruitment.
3. Evaluate the role of linen-reuse programmes, including operational, guest-experience and labour considerations.
4. Explain how a hotel can distinguish credible environmental communication from greenwashing.
5. Critically assess whether robotics and contactless service necessarily improve sustainable accommodation.

Analytical / Application Questions

1. A hotel uses 18,500 kWh of electricity in a month. The applicable emission factor is 0.38 kg CO₂e/kWh, and the hotel has 4,200 occupied room-nights. Calculate total electricity-related emissions and emissions per occupied room-night. State the boundary and one limitation of the calculation.
2. Design a six-month sustainability pilot for a 150-room property that includes one energy action, one water action, one circular-procurement action and one privacy safeguard. Specify measures, owners and evidence of success.
3. A platform proposes collecting voice recordings, facial images and movement data to personalise guest service. Evaluate the proposal using necessity, proportionality, inclusion, security, consent and accountability criteria, and recommend whether it should proceed.

Multiple Choice Questions with Answers

Question 1

Which measure best distinguishes a credible sustainability strategy from a collection of isolated environmental initiatives?

A. It uses only guest satisfaction as its performance measure.

B. It links targets to boundaries, owners, budgets, data and corrective action.

C. It focuses exclusively on visible technologies in guest rooms.

D. It replaces operational metrics with promotional claims.

Correct Answer: B. It links targets to boundaries, owners, budgets, data and corrective action.

Question 2

A hotel consumes 10,000 kWh of electricity and uses an emission factor of 0.40 kg CO₂e/kWh. What are the associated emissions?

A. 250 kg CO₂e

B. 400 kg CO₂e

C. 4,000 kg CO₂e

D. 40,000 kg CO₂e

Correct Answer: C. 4,000 kg CO₂e

Question 3

Which action follows the preferred waste hierarchy most closely?

A. Preventing unnecessary packaging before considering recycling

B. Sending all mixed waste to energy recovery

C. Replacing reusable products with single-use recyclable products

D. Increasing disposal capacity before auditing waste sources

Correct Answer: A. Preventing unnecessary packaging before considering recycling

Question 4

Which statement about water intensity is most accurate?

A. It is always equivalent to water withdrawal.

B. It can be compared only when boundaries and operating conditions are defined.

C. It eliminates the need to assess local water stress.

D. It measures wastewater pollution without additional data.

Correct Answer: B. It can be compared only when boundaries and operating conditions are defined.

Question 5

Which is a Scope 2 emission for a hotel?

A. Fuel burned in a hotel-owned boiler

B. Refrigerant leakage from hotel equipment

C. Emissions from a guest’s flight to the destination

D. Emissions associated with purchased electricity

Correct Answer: D. Emissions associated with purchased electricity

Question 6

Which practice best supports privacy-by-design in a smart room?

A. Retaining all sensor data indefinitely for possible future use

B. Collecting continuous audio even when no service requires it

C. Collecting only necessary data, limiting retention and providing meaningful controls

D. Allowing vendors unrestricted secondary use of guest data

Correct Answer: C. Collecting only necessary data, limiting retention and providing meaningful controls

Question 7

Why can a reduction in energy use per occupied room fail to reduce total emissions?

A. Because emission factors are always zero for efficient equipment

B. Because higher capacity or occupancy can increase total consumption

C. Because intensity metrics measure water rather than energy

D. Because renewable electricity automatically increases fuel use

Correct Answer: B. Because higher capacity or occupancy can increase total consumption

Question 8

Which feature is most characteristic of circular procurement?

A. Selecting the lowest purchase price regardless of disposal

B. Requiring products to be durable, repairable and supported by take-back arrangements

C. Purchasing only products described as natural

D. Changing suppliers annually to maximise competition

Correct Answer: B. Requiring products to be durable, repairable and supported by take-back arrangements

Question 9

Which is a warning sign of algorithmic bias?

A. The model has a documented purpose and subgroup testing

B. Guests can appeal automated decisions

C. Historical data reproduce unequal treatment of particular customer groups

D. The system is independently monitored after deployment

Correct Answer: C. Historical data reproduce unequal treatment of particular customer groups

Question 10

What is the most defensible approach to a hotel’s carbon-neutral claim?

A. Use the claim whenever any renewable-energy certificate is purchased

B. Claim neutrality after identifying boundaries, reducing emissions and transparently treating residuals

C. Exclude outsourced laundry automatically from the footprint

D. Report only emissions per occupied room and omit absolute emissions

Correct Answer: B. Claim neutrality after identifying boundaries, reducing emissions and transparently treating residuals