"The best book about the current state of the Colorado River and [its] policy issues."
Donald Worster
"[An] exciting account worthy of the excitement that the canyon itself inspires."
Jared Diamond
"[A] lucid analysis of how theories once rejected as nonsense became the foundations of..modern [geology]." New Scientist
"An elegant masterpiece of science writing."
Peter Ward
"The most enlightened book on [nonprofit] leadership." James L. Fisher
GLOBAL WARMING: One Scientist’s View
Global warming is real, human-caused, and dangerous. This I believe. This the vast majority of the world’s scientists believe. To see the evidence, go to Case Closed, Consensus, and Warming Earth.
My grandchildren--and yours--may have to live in the greenhouse world shown on the map on the home page. If so, the quality of their lives will be vastly inferior to ours. Many lives will be cut short. To do what I can to prevent that outcome, I focus this website on the evidence for global warming.