Challenges of Urban Growth: Housing & Infrastructure

Active learning works well for this topic because students need to move beyond abstract definitions of sustainability and engage with real-world trade-offs in housing, transport, and infrastructure. By analyzing case studies and designing solutions, students confront the complexity of balancing equity, economics, and the environment in ways that static lessons cannot.

• Year 13
• Geography
• 3 activities
• 30 min–90 min

Learning Objectives

1. Analyze the push and pull factors contributing to rapid urban growth and subsequent urban sprawl.
2. Explain the consequences of inadequate infrastructure, such as transportation and sanitation, on the quality of life in rapidly developing urban areas.
3. Evaluate the effectiveness of different urban planning strategies in addressing housing shortages and infrastructure deficits.
4. Design a conceptual model for affordable housing solutions suitable for a megacity context, considering social, economic, and environmental factors.

Inquiry Circle

⏱ 60 min·Small Groups

Inquiry Circle: Sustainable City Case Study

Groups are assigned a city known for its sustainability (e.g., Copenhagen, Singapore, or Vancouver). They must identify the key strategies the city has used to improve its social, economic, and environmental performance and present their findings as a 'Sustainability Blueprint.'

Prepare & details

Analyze the causes and consequences of urban sprawl.

Facilitation Tip: During Collaborative Investigation, assign small groups one pillar of sustainability to track across their case study city, then rotate findings so everyone sees how the pillars interact.

Setup: Groups at tables with access to source materials

Materials: Source material collection, Inquiry cycle worksheet, Question generation protocol, Findings presentation template

• Analyze
• Evaluate
• Create
• Self-Management
• Self-Awareness

Simulation Game

⏱ 90 min·Small Groups

Simulation Game: Designing the Eco-Neighborhood

Students work in teams to design a new, sustainable neighborhood for their local town. They must include features like green space, affordable housing, renewable energy, and integrated transport, then pitch their design to a panel of 'investors' (the class).

Prepare & details

Explain how inadequate infrastructure impacts the quality of life in rapidly growing cities.

Facilitation Tip: In the Simulation, set a timer for 10-minute design sprints to keep the focus on rapid iteration and problem-solving rather than perfection.

Setup: Flexible space for group stations

Materials: Role cards with goals/resources, Game currency or tokens, Round tracker

• Apply
• Analyze
• Evaluate
• Create
• Social Awareness
• Decision-Making

Think-Pair-Share

⏱ 30 min·Pairs

Think-Pair-Share: The Role of Urban Farming

Students brainstorm the benefits and challenges of urban farming. They share their ideas with a partner to identify the most significant impact on food security and then propose one way the local government could support urban agriculture in their own city.

Prepare & details

Design innovative solutions for affordable housing in megacities.

Facilitation Tip: For the Think-Pair-Share, provide a visible prompt with sentence stems to help students structure their arguments about urban farming’s benefits and trade-offs.

Setup: Standard classroom seating; students turn to a neighbor

Materials: Discussion prompt (projected or printed), Optional: recording sheet for pairs

• Understand
• Apply
• Analyze
• Self-Awareness
• Relationship Skills

Teaching This Topic

Teach this topic by grounding abstract concepts in students’ lived experiences of their own neighborhoods or cities. Avoid presenting sustainability as a checklist of features like parks or solar panels. Instead, use case studies to reveal how cities solve problems through policy, community engagement, and infrastructure design. Research shows that students grasp sustainability best when they see it as a dynamic process of negotiation among stakeholders rather than a fixed outcome.

What to Expect

Successful learning looks like students recognizing that sustainability requires trade-offs and integration of multiple systems, not just isolated green features. They should be able to justify design choices by referencing social, economic, and environmental impacts, and explain how their solutions address the needs of diverse urban residents.

Watch Out for These Misconceptions

Common Misconception

During Collaborative Investigation, watch for students equating sustainability with visible green features like parks or bike lanes.

What to Teach Instead

Use the three pillars framework as a discussion guide in their case study analysis. Have each group explicitly link every green feature they find to at least one social or economic benefit, and ask them to justify why the feature matters to residents not just the environment.

Common Misconception

During Simulation: Designing the Eco-Neighborhood, watch for students assuming that sustainable solutions require high budgets.

What to Teach Instead

Provide cost-neutral or low-cost examples from Curitiba’s BRT system or community waste initiatives. Have students compare the long-term savings of these solutions to expensive alternatives like underground metro lines.

Assessment Ideas

Discussion Prompt

After Collaborative Investigation, pose the mayor scenario. Have students use evidence from their case studies to justify their top three infrastructure priorities, and assess their reasoning based on alignment with the three pillars and feasibility.

Quick Check

After Simulation: Designing the Eco-Neighborhood, collect students’ final neighborhood sketches and provide feedback on whether they clearly identified at least two infrastructure challenges and proposed one solution for each that balances the three pillars.

Peer Assessment

During Think-Pair-Share, have students swap urban farming arguments and use a simple rubric to assess whether their partner’s points addressed both benefits and trade-offs, and whether they used evidence from the activity or case studies.

Extensions & Scaffolding

• Challenge students who finish early to propose a new policy that addresses a gap they noticed in their eco-neighborhood design, using data from their case study city.
• For students who struggle, provide a partially completed neighborhood diagram with two pre-marked infrastructure challenges to help them identify what to focus on.
• Offer extra time for students to research and present one unexpected sustainable solution from a developing-world city that was not covered in class.

Key Vocabulary

Urban Sprawl	The uncontrolled expansion of urban areas into surrounding rural land, often characterized by low-density development and increased reliance on cars.
Infrastructure	The basic physical and organizational structures and facilities (e.g., buildings, roads, power supplies) needed for the operation of a society or enterprise.
Gentrification	The process whereby the character of a poor urban area is changed by wealthier people moving in, improving housing, and attracting new businesses, often displacing current inhabitants.
Affordable Housing	Housing units that are affordable to households with incomes at or below the median income of the area, often a significant challenge in growing cities.
Megacity	A very large city, typically with a population of over 10 million people, often facing complex challenges related to growth and management.