While oil gushes out of the Gulf, and the economy staggers toward the exits, scientists continue to investigate our longer future. For example, could it get so hot that large parts of the heavily inhabited Earth would have to be abandoned? And I …
NASA just declared 2009 the second hottest year since modern measurements began in 1880. The warmest year was 2005. And the past decade was the warmest on record. Global climate change is upon us. In this program, you’ll hear two of the world’s …