Category: Science

The Earth’s warming since 1850 totals about 0.7 degrees C. Most of this occurred before 1940. The cause: a long, moderate 1,500-year climate cycle first discovered in the Greenland ice cores in 1983. The cycle abruptly...

Statement to the U.S. Senate Environment and Public Works Committee by William Happer, Cyrus Fogg Brackett Professor of Physics Princeton University, made on February 25, 2009. Madam Chairman and members, thank you for the...

Statement to the U.S. Senate Environment and Public Works Committee by William Happer, Cyrus Fogg Brackett Professor of Physics Princeton University, made on February 25, 2009. Madam Chairman and members, thank you for the...