sayan
global warming what is global warming?
Mar 16, 2012 2:54 AM
Comments · 2

Global warming refers to the rising average temperature of Earth's atmosphere and oceans, which began to increase in the late 19th century and is projected to continue rising....

More detail: <a href="http://en.wikipedia.org/wiki/Global_warming">http://en.wikipedia.org/wiki/Global_warming</a>;

March 16, 2012
sayan
Language Skills
Bengali, English
Learning Language
English