The science is crystal clear: we humans are the primary cause of global warming, and we face a bleak future if we fail to act quickly.

Time is short. We have at most a decade to sharply reverse course.

In 2003... the White House conspired with an oil-company funded think tank to block a major government scientific report that sought to spell out the dangers of climate change to Americans.

The United States could dramatically reduce its carbon emissions per kilowatt-hour without raising its overall energy bill.

As long as a handful of U.S. scientists, most receiving funds from the fossil fuel industry, get equal time with hundreds of the world's leading climate scientists, the public inevitably ends up with a misimpression about the state of our scientific understanding.

The science is crystal clear: we humans are the primary cause of global warming, and we face a bleak future if we fail to act quickly.

Bush and Inhofe will go down in history with other leaders such as Herbert Hoover and Neville Chamberlain who were blind to their nation's gravest threats.