What are greenhouse gases? Which ones should we make less of?
Can you explain carbon footprints to me?
What was the Kyoto Conference?
Is it true that cows produce greenhouse gases?
What are carbon credits?
Is global warming really happening?
Here are some questions about this topic.
Click the question to read the answer!
Ask another question about this topic!
See a Full List of Topics
© 1999–2013 BrainPOP and BrainPOP's Licensees. All rights reserved.
Your use of the site indicates your agreement to be
bound by our