Environmental Science · Year 13 · Sustainability and Environmental Decision Making · 4.º Período

Evaluating Sustainable Development Projects

Students will conduct holistic evaluations of proposed development projects using Environmental Impact Assessments (EIAs). They will balance economic, social, and environmental priorities.

TL;DR:The final topic focuses on the practical application of environmental science through Environmental Impact Assessments (EIAs). Students learn how to conduct holistic evaluations of proposed development projects, such as new motorways or wind farms, balancing economic benefits against ecological and social costs. This aligns with AQA standards on sustainability and research methods.

• National Curriculum Attainment Targets
• AQA A-level Environmental Science, 3.6 Sustainability
• AQA A-level Environmental Science, 3.7 Research methods

About This Topic

The final topic focuses on the practical application of environmental science through Environmental Impact Assessments (EIAs). Students learn how to conduct holistic evaluations of proposed development projects, such as new motorways or wind farms, balancing economic benefits against ecological and social costs. This aligns with AQA standards on sustainability and research methods.

Students explore the stages of an EIA, screening, scoping, impact analysis, and mitigation, and the role of public consultation. This topic is the culmination of the course, requiring students to synthesise everything they have learned about pollution, biodiversity, and energy. Students grasp this concept faster through structured discussion and peer explanation of how to mitigate specific environmental risks.

Key Questions

1. What are the key stages of an Environmental Impact Assessment?
2. How do stakeholders influence environmental decision making?
3. Can economic growth be truly decoupled from environmental degradation?

Watch Out for These Misconceptions

Common Misconception

An EIA can stop any project that has a negative environmental impact.

What to Teach Instead

An EIA is an information-gathering tool; the final decision often involves balancing the environmental data against economic and social needs. Peer discussion of real-world planning decisions helps students see how these trade-offs are made.

Common Misconception

Sustainable development is just about the environment.

What to Teach Instead

True sustainable development must balance the 'triple bottom line': environmental, social, and economic factors. A collaborative investigation into the UN Sustainable Development Goals (SDGs) helps students see this broader definition.

Active Learning Ideas

Inquiry Circle

Mock EIA

Groups are given a proposal for a new housing development on a local greenfield site. They must identify the potential impacts on local biodiversity, drainage, and air quality, and propose three mitigation strategies.

50 min·Small Groups

Formal Debate

Economic Growth vs. Environment

Students debate whether it is possible to 'decouple' economic growth from environmental degradation. They must use evidence from 'green growth' initiatives and 'degrowth' theories to support their arguments.

45 min·Whole Class

Think-Pair-Share

Stakeholder Analysis

Students identify all the stakeholders for a new airport runway (e.g., local residents, business owners, pilots, ecologists). They pair up to predict which impacts each group will care about most and how to resolve their conflicts.

25 min·Pairs

Frequently Asked Questions

What are the key stages of an Environmental Impact Assessment (EIA)?

The key stages are: Screening (is an EIA needed?), Scoping (what are the main issues?), Impact Analysis (predicting the effects), Mitigation (how can we reduce harm?), and Reporting (the final Environmental Statement).

What is 'mitigation' in the context of an EIA?

Mitigation refers to measures taken to avoid, reduce, or offset the negative environmental impacts of a project. Examples include building wildlife tunnels under a new road or creating new wetlands to replace those lost to construction.

How do stakeholders influence environmental decision making?

Stakeholders provide local knowledge and express public concerns during the consultation phase of an EIA. Their input can lead to changes in project design, the addition of more robust mitigation measures, or, in some cases, the rejection of the proposal.

How can active learning help students evaluate sustainable development?

Active learning, such as conducting a mock EIA, forces students to act as professional environmental consultants. This hands-on approach requires them to synthesise data from multiple disciplines, preparing them for the synoptic nature of the A-level exams and for real-world decision-making.