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Oceanography professor: Mississippi river is the toilet of North America

Jeremy Jackson, Professor at the Scripps Institution of Oceanography, described the mouth of the Mississippi as “the bowl of the toilet of North America” during a speech at the California Academy of Sciences in September. He explained that the BP oil spill in the Gulf of Mexico was only one…

Global warming: New study challenges carbon benchmark

The ability of forests, plants and soil to suck carbon dioxide (CO2) from the air has been under-estimated, according to a study on Wednesday that challenges a benchmark for calculating the greenhouse-gas problem. Like the sea, the land is a carbon “sink”, or sponge, helping to absorb heat-trapping CO2 disgorged by the…

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