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Attempts by the Obama administration to put pollution and other regulations on hydraulic fracturing are "undermining freedom" and hurting the economy, according to the president of America's largest business lobbying group.
Humanity is choosing to destroy a livable climate, warn 18 of the world's leading climate experts in a new study. Led by James Hansen, they make the strongest case to date for a target of 350 parts per million (ppm) of CO2 in the air, or about 1°C (1.8°F) total warming.