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Pilot Project Sends Kelp–and Carbon–to the Seafloor

Cars That Think

Last January, in the waters off Cebu City in the Philippines, researchers first deployed a huge flexible ring seeded with seaweed and spanned by spokelike ropes and tubes. Every nightfall, cranks mounted on a floating platform lower the ring 25 meters below the surface to expose the seaweed to cooler, more nutrient-rich water.

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CO2 and Methane Emissions Continued Rise in 2008 Despite Economic Slump

Green Car Congress

parts per million (ppm) increase in 2007. Think of the atmosphere and oceans taking in greenhouse gases as a bathtub filling with more water than the drain can empty, and the drain is very slow. Pinatubo (Philippines) in 1991 each slowed CO 2 buildup for several years. Pieter Tans, NOAA Earth System Research Laboratory (ESRL).

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