Hansen: Climate, Tipping Points, and U.S. Politics

Published on Tuesday, June 24, 2008 by The Toronto Star
Earth Near Tipping Point, Climatologist Warns by Tim Harper

WASHINGTON-James Hansen returned to Capitol Hill a hero yesterday, but certainly not a conquering hero.

The soft-spoken scientist, hailed as the “whistle-blower for the planet,” tried to quiet a standing ovation from environmentalists here with a typically blunt admonition.

“It is not a time to celebrate,” said Hansen, 20 years to the day since he became the first leading scientist to warn of the dangers of global warming before a congressional committee.

He returned not to bask in any adulation, but to warn that the Earth is nearing a tipping point, to call for a national carbon tax and to say that CEOs of energy companies may be guilty of crimes against humanity and nature.

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Global Warming Moves Costa Rica Coffee Land HigherGlobal Warming Moves Costa Rica Coffee Land Higher

Global Warming Moves Costa Rica Coffee Land Higher
Tue Jun 24, 2008 7:22pm EDT  By John McPhaul

SAN JOSE, Costa Rica (Reuters) – Costa Rican coffee farmers are facing threats from climate change but the rising temperatures are also expanding high-altitude regions where the country’s most prized beans are grown.

Human emissions of greenhouse gases could cause the earth’s surface temperature to rise anywhere between one and six degrees Celsius (1.8 and 10.8 degrees Fahrenheit) over the next 100 years, according to the United Nations, forcing growers of all crops to adapt to new weather conditions.

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Biofuel Use ‘Iincreasing Poverty’

Biofuel Use ‘Iincreasing Poverty’ 
 
Palm oil is one of the biofuel crops stirring controversy
The replacement of traditional fuels with biofuels has dragged more than 30 million people worldwide into poverty, an aid agency report says.

Oxfam says so-called green policies in developed countries are contributing to the world’s soaring food prices, which hit the poor hardest.

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