LOTTA HOT AIR AROUND

"The document reports that global warming in the first half of the 20th century, estimated at 0.2C above pre-industrial temperatures, 'was likely due to natural climate variation', including increased solar activity.

But the approximate 0.5C rise over the second half of the century, most pronounced in the last 30 years, can only be explained when factors related to human activity, such as carbon dioxide and other greenhouse gas emissions, are taken into account."

White House report says people cause global warming

Wonder if Bush reads this stuff...

~~~~~~~~~