Climate change - causes and effects.

Today we're going to look at climate change and how it effects the environment. Answer the following in your books:

1. What type of radiation do greenhouse gases absorb?
2. How much of the atmosphere is carbon dioxide?
3. Which atoms make up carbon dioxide? Write the chemical formula too.
4. Roughly how much carbon dioixde do people create each year?
5. List two effects of climate change occurring on the Earth now:
6. How would hydrogen cars (like the one in the picture) create less carbon dioxide?
7. Watch this video. How much could the Earth's average temperature increase over the next 100 years?
8. Why is protecting trees improtant for stopping climate change?
9. Watch the video below. Has the Earth's climate always stayed the same or fluctuated? What is different about the last 100 years?                              
10. Try this activity. What different ways are there that the city can get the electricity it needs?
11. Try and run this country to avoid climate change! In what ways can the government reduce carbon emissions?