Global Warming

United States
February 3, 2007 9:51am CST
What's the cause of global warming?
1 response
@danmike (58)
• Nigeria
3 Feb 07
Humans are emitting too much heat in their activities,like oil and gas burning,greenhouse gas emissions,and so on whioch is increasing the atmospheric hear as well as destroying the Ozone layer that is supposed to protect the earth from the rays of the sun.