what is the global warning

http://www.giantfreakinrobot.com/sci/experts-affirm-blame-global-warming.html

The global warning is a problem that involve one and all of the human’s beings. the global warning is a effect that produce the increase in the temperature of the earth. In the moment that the average of the climate of the earth increase , the humanity the planet suffer a lot of big problems . the humanity has to control his usage of the earth.

http://fabiusmaximus.com/2012/10/14/climate-global-warming-44028/