Global Warming and Climate Change

Active learning helps students grasp complex systems like global warming by making invisible processes visible and measurable. Through experiments, data analysis, and role-play, learners connect cause and effect in ways that passive study cannot achieve.

• 6th Class
• Scientific Inquiry and the Natural World
• 4 activities
• 30 min–45 min

Learning Objectives

1. Explain the mechanism of the greenhouse effect, identifying key gases and their role in regulating Earth's temperature.
2. Analyze the primary human activities, such as burning fossil fuels and deforestation, that increase greenhouse gas concentrations.
3. Compare the predicted impacts of climate change on different global ecosystems, such as coral reefs and Arctic tundra.
4. Evaluate potential mitigation strategies for reducing greenhouse gas emissions at local and global levels.

Formal Debate

⏱ 30 min·Small Groups

Experiment: Greenhouse Jars

Prepare two glass jars, one covered with plastic wrap to mimic atmosphere. Place both under a heat lamp for 10 minutes and measure internal temperatures with thermometers. Groups record differences and discuss how extra gases trap heat, linking to human emissions.

Prepare & details

Explain the greenhouse effect and its role in Earth's temperature.

Facilitation Tip: During the Greenhouse Jars experiment, have students predict temperature changes before recording measurements to build anticipation and critical thinking about variables.

Setup: Two teams facing each other, audience seating for the rest

Materials: Debate proposition card, Research brief for each side, Judging rubric for audience, Timer

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

Formal Debate

⏱ 40 min·Pairs

Data Graphing: Irish Climate Trends

Provide temperature and rainfall data from Met Éireann for the past 50 years. Pairs plot graphs, identify patterns, and predict future changes. Conclude with a class share-out on ecosystem impacts.

Prepare & details

Analyze the human activities that contribute to climate change.

Facilitation Tip: When graphing Irish Climate Trends, ask students to compare two decades side by side to highlight patterns and anomalies in the data.

Setup: Two teams facing each other, audience seating for the rest

Materials: Debate proposition card, Research brief for each side, Judging rubric for audience, Timer

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

Formal Debate

⏱ 45 min·Small Groups

Role-Play: Climate Impacts Debate

Assign groups roles like farmers, coastal residents, or wildlife. Research one impact of climate change, prepare arguments on effects, then debate solutions. Vote on best actions.

Prepare & details

Predict the potential long-term impacts of climate change on ecosystems and human societies.

Facilitation Tip: For the Climate Impacts Debate, assign roles clearly and provide a timekeeping structure so every student participates meaningfully within the discussion.

Setup: Two teams facing each other, audience seating for the rest

Materials: Debate proposition card, Research brief for each side, Judging rubric for audience, Timer

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

Formal Debate

⏱ 35 min·Whole Class

Survey: Class Carbon Footprint

Distribute a simple survey on travel, energy use, and diet. Calculate individual and class averages using a provided chart. Brainstorm three school-wide reductions.

Prepare & details

Explain the greenhouse effect and its role in Earth's temperature.

Facilitation Tip: Before the Class Carbon Footprint survey, review the questions together to ensure students understand how each activity connects to their daily lives.

Setup: Two teams facing each other, audience seating for the rest

Materials: Debate proposition card, Research brief for each side, Judging rubric for audience, Timer

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

Teaching This Topic

Teach this topic by balancing scientific evidence with local relevance, using hands-on experiments to demonstrate abstract concepts like heat trapping. Avoid overwhelming students with global data; focus first on familiar contexts like car use or school energy. Research shows that when students see climate science applied to their own environment, their understanding deepens and their concern grows.

What to Expect

Students will explain how human activities disrupt the greenhouse balance, analyze local climate data, debate impacts responsibly, and identify personal contributions to carbon emissions. Look for evidence-based reasoning and collaborative problem-solving in their work.

Watch Out for These Misconceptions

Common Misconception

During the Greenhouse Jars experiment, watch for statements that the greenhouse effect is entirely artificial or always harmful.

What to Teach Instead

Use the temperature data from the jars to contrast the natural warming in the clear jar with the enhanced warming in the covered jar, then guide students to describe the difference in terms of human activities.

Common Misconception

During the Irish Climate Trends graphing activity, watch for students who assume climate change only means increasing temperatures.

What to Teach Instead

Ask students to identify and label extreme weather events or seasonal shifts on their graphs, then discuss how these relate to broader climate change impacts.

Common Misconception

During the Class Carbon Footprint survey, watch for students who believe their individual actions have no real impact on climate change.

What to Teach Instead

After calculating the class total emissions, have students brainstorm small but meaningful changes in their daily routines and predict how these could reduce their collective footprint.

Assessment Ideas

Discussion Prompt

After the Climate Impacts Debate, ask students to write a short reflection on one argument they heard that changed their perspective or one they strongly disagreed with, using evidence from the debate.

Quick Check

During the Greenhouse Jars experiment, circulate and listen for students explaining the relationship between the jar covers and trapped heat, then ask targeted questions to clarify their understanding.

Exit Ticket

After the Class Carbon Footprint survey, ask students to complete: 'One change I can make to reduce my carbon footprint is ______. This would help because ______. A challenge might be ______.

Extensions & Scaffolding

• Challenge early finishers to research one renewable energy solution for Ireland and present a 2-minute pitch to the class after the carbon footprint activity.
• Scaffolding for struggling students: Provide a word bank with key terms (e.g., greenhouse gases, deforestation) and sentence starters during the Carbon Footprint Survey to support written responses.
• Deeper exploration: Have students interview a local community member about their observations of weather changes over time and compare findings to the Irish Climate Trends data.

Key Vocabulary

Greenhouse Effect	The natural process where certain gases in Earth's atmosphere trap heat from the sun, warming the planet. This process is essential for life but can be intensified by human activities.
Carbon Dioxide (CO2)	A major greenhouse gas released through burning fossil fuels like coal, oil, and natural gas, as well as through deforestation. It is a primary driver of human-caused climate change.
Methane (CH4)	Another potent greenhouse gas produced by livestock, natural gas leaks, and decomposition in landfills. It traps significantly more heat than carbon dioxide over shorter periods.
Sea Level Rise	The increase in the average level of the world's oceans, caused by the melting of glaciers and ice sheets and the thermal expansion of seawater as it warms.
Fossil Fuels	Natural fuels such as coal or gas, formed in the geological past from the remains of living organisms. Burning them releases large amounts of greenhouse gases.