Impacts of Climate Change: Sea Level Rise and Extreme Weather

Active learning helps students grasp the scale and immediacy of climate change impacts in Ireland. Through mapping, simulations, and data analysis, they see how rising seas and extreme weather affect familiar places like Dublin Bay or the Cliffs of Moher, making abstract concepts tangible and urgent.

• 5th Year
• Exploring Our World: Global Connections and Local Landscapes
• 4 activities
• 35 min–50 min

Learning Objectives

1. Analyze the primary drivers of sea level rise, including thermal expansion and glacial melt, using provided climate data.
2. Evaluate the potential impacts of increased coastal flooding and erosion on specific Irish communities, such as Galway or Wexford.
3. Compare the frequency and intensity of historical extreme weather events with projected future patterns for Ireland.
4. Explain the relationship between rising global temperatures and the increased likelihood of heatwaves, droughts, and intense rainfall events.
5. Critique the varying vulnerabilities of different geographical regions within Ireland to the impacts of climate change.

Case Study Analysis

⏱ 45 min·Pairs

Mapping Activity: Coastal Vulnerability Maps

Provide outline maps of Ireland's coastlines. Students mark current settlements, ecosystems, and predicted sea level rise zones using colored markers and data cards. In pairs, they discuss and annotate potential impacts, then share with the class.

Prepare & details

Predict the impact of rising sea levels on coastal communities and ecosystems.

Facilitation Tip: During the Mapping Activity, provide students with topographic maps of Irish coasts and colored markers to highlight elevation changes and flood zones.

Setup: Groups at tables with case materials

Materials: Case study packet (3-5 pages), Analysis framework worksheet, Presentation template

• Analyze
• Evaluate
• Create
• Decision-Making
• Self-Management

Simulation Game

⏱ 50 min·Small Groups

Simulation Game: Extreme Weather Scenarios

Divide class into regions facing different events: heatwave, drought, flood. Give resource cards and event prompts. Groups role-play responses, track losses, and adapt strategies over three rounds, debriefing on climate links.

Prepare & details

Analyze how climate change can lead to more intense heatwaves, droughts, and floods.

Facilitation Tip: For the Simulation Game, assign clear roles (e.g., resident, scientist, policymaker) and set a 5-minute timer for each round to maintain momentum.

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

Case Study Analysis

⏱ 40 min·Small Groups

Data Analysis: Weather Trend Graphs

Supply local and global weather data sets on heatwaves and floods. Students graph trends in small groups, identify patterns, and predict future risks. Present findings on posters.

Prepare & details

Evaluate the vulnerability of different regions to the various impacts of climate change.

Facilitation Tip: In the Data Analysis activity, start with a whole-class walkthrough of one graph before letting pairs interpret the rest independently.

Setup: Groups at tables with case materials

Materials: Case study packet (3-5 pages), Analysis framework worksheet, Presentation template

• Analyze
• Evaluate
• Create
• Decision-Making
• Self-Management

Case Study Analysis

⏱ 35 min·Small Groups

Debate Prep: Regional Impact Evaluations

Assign regions like Irish midlands or Pacific islands. Individually research vulnerabilities, then debate in small groups which faces greatest threats and why, using evidence.

Prepare & details

Predict the impact of rising sea levels on coastal communities and ecosystems.

Facilitation Tip: During the Debate Prep, require students to cite at least one local case study in their opening statements to ground arguments in evidence.

Setup: Groups at tables with case materials

Materials: Case study packet (3-5 pages), Analysis framework worksheet, Presentation template

• Analyze
• Evaluate
• Create
• Decision-Making
• Self-Management

Teaching This Topic

Teach this topic by anchoring discussions in local geography and lived experiences. Use Ireland’s coastal vulnerabilities as a lens to explore global patterns, avoiding overgeneralization. Ground simulations and data in real events like Storm Emma or the 2015–2016 floods to build relevance. Avoid presenting climate change as a distant future scenario; instead, frame it as an ongoing process with observable effects today.

What to Expect

Students will confidently explain how sea level rise and extreme weather connect to climate change, using evidence from Irish contexts. They will analyze local risks, debate solutions, and apply data to real-world scenarios, demonstrating both conceptual understanding and critical thinking.

Watch Out for These Misconceptions

Common Misconception

During the Mapping Activity, watch for students who assume sea levels rise uniformly across Ireland.

What to Teach Instead

Ask students to compare the elevation levels of Dublin Bay, the Shannon Estuary, and the Cliffs of Moher on their maps, noting how land subsidence or coastal shape can alter flood risks in each location.

Common Misconception

During the Simulation Game, watch for students who disconnect single weather events from long-term climate trends.

What to Teach Instead

After each role-play round, pause to tally the frequency and intensity of events, asking students to describe how the pattern changes over time and why.

Common Misconception

During the Debate Prep, watch for students who believe Ireland is immune to significant climate change impacts.

What to Teach Instead

Have students reference their coastal vulnerability maps to identify at least two Irish locations facing high risk, using elevation and historical flood data to justify their points.

Assessment Ideas

Exit Ticket

After the Mapping Activity, provide students with a blank map of Ireland. Ask them to mark two coastal areas they believe are most vulnerable to sea level rise and explain why using elevation data, then identify one type of extreme weather projected to increase and describe a consequence.

Discussion Prompt

After the Simulation Game, pose the question: 'If you were a local council member in a coastal town like Bundoran, what are the top two climate change impacts you would prioritize addressing, and why?' Facilitate a class discussion where students justify their choices based on vulnerability and potential consequences.

Quick Check

During the Data Analysis activity, present students with short case studies describing different scenarios (e.g., a prolonged heatwave in the Midlands, increased storm intensity on the west coast). Ask them to identify the primary climate change impact described and explain one adaptation strategy that could be implemented.

Extensions & Scaffolding

• Challenge students to create an infographic comparing projected sea level rise in Dublin versus a European coastal city by 2100, including adaptation strategies for both.
• For students who struggle, provide a partially completed coastal vulnerability map with key elevations and flood zones already marked for reference.
• Deeper exploration: Invite a local meteorologist or environmental scientist to discuss how extreme weather data is collected and used in policy decisions for Irish communities.

Key Vocabulary

Sea Level Rise	The increase in the average level of the world's oceans, primarily caused by melting ice sheets and glaciers, and the thermal expansion of seawater as it warms.
Thermal Expansion	The tendency of matter to change its volume in response to temperature changes. In oceans, warming water expands, contributing to sea level rise.
Coastal Erosion	The process by which coastal land is worn away or removed by the action of waves, tides, and currents, often exacerbated by rising sea levels and storm surges.
Extreme Weather Events	Weather phenomena that are at the extremes of the historical distribution, such as unusually severe heatwaves, droughts, floods, or storms.
Vulnerability	The susceptibility of a region or community to the adverse impacts of climate change, considering factors like geography, infrastructure, and socioeconomic conditions.