The American Geophysical Union, a scientific organization with over 50,000 members, mostly earth scientists, just released a position statement on climate change.

It is a strong endorsement of the mainstream view of climate science, as articulated by the IPCC reports: the Earth is warming, humans are to blame for most of the recent warming, and future warming may be disastrous.

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While this is a strong statement by itself, its true strength comes when you consider that this statement is just one of a spate of similar statements by other expert organizations: the American Meteorological Association, the American Association for the Advancement of Science, the U.S. National Academy of Sciences (PDF), as well as several others. Even the American Association of Petroleum Geologists, while not exactly embracing the connection between carbon dioxide and climate, cannot bring themselves to contradict it.

Then, of course, we have the “Inhofe 400.” Whom should we believe? Jim Inhofe or virtually all of the world’s experts? That’s a tough one …

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