prezi

media type="custom" key="9763452"media type="custom" key="9763486" These are two simple prezis that we have been using to introduce climate change.
 * Start with the idea of the natural greenhouse effect and how it keeps Earth warm (15 degrees average).
 * It is like a blanket over the Earth. Ask the students what they think would happen if we added more greenhouse gases to that layer (or more blankets to the Earth)?
 * This is then a good opening to begin discussion on either: CO2 emissions, renewable and renewable energy or changes in your school.