Summary . Richard A. Muller, professor of physics at the University of California , Berkeley , has long been a skeptic concerning the va...

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 ...
Summary . Richard A. Muller, professor of physics at the University of California , Berkeley , has long been a skeptic concerning the va...
Summary . Elisabeth Rosenthal in the New York Times on Oct. 15, 2011 has documented the decreased attention that the issue of global wa...
October 02, 2011 PASADENA, Calif. - A NASA-led study has documented an unprecedented depletion of Earth's protective ozone layer above t...