Introduction. On Nov. 29, 2010 U.S. Energy Secretary Steven Chu addressed the National Press Club on implementing new programs to cre...

Global warming is the rise in the average temperature of Earth's atmosphere and oceans since the late 19th century and its projected continuation. Since the ...
Introduction. On Nov. 29, 2010 U.S. Energy Secretary Steven Chu addressed the National Press Club on implementing new programs to cre...