BY: Andy Xiong
Global warming is the increase of the air and temperature.
Why is Global warming a problem? Global warming can cause an increased in overall air and water temperature. It has effected our environment that now seem to be damaging to our ecosystems.
What caused Global warming? The primary cause of global warming is Carbon Dioxide. It is being release in our atmosphere, and is effecting our environment.
Bibliography "Global Warming." Wikipedia, the Free Encyclopedia. Web. 11 Apr