

Source: Clue into Climate: Atmospheric Carbon Dioxide Levels
With this graph and accompanying lesson from Clue into Climate, produced by KQED, students will explore how the level of CO2 has increased over time, hypothesize about why this is a concern, and begin to think about what can be done to slow or stop continued climate change.
Carbon Dioxide and Climate Change: Lesson Plan (Document)
Increased Greenhouse Gases Contribute to Climate Change: Educator Guide (Document)
Greenhouse Gases: Background Article (Document)
Clue into Climate Student Workbook (Document)
Getting Started: A Guide to Using the Curriculum (Document)
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