Monday, October 12, 2009
CO2 targets inadequate to save coastlines
Generally speaking, governments are aiming for atmospheric CO2 levels of 450ppm, but that isn't low enough to preserve the environment we know and love, according to a new, more precise study of CO2 levels over the past 20 million years. (BBC) Looking at the historical record, the last time CO2 levels lingered around 450ppm, sea levels were 80-130 feet higher and temperatures were 5-11 degrees warmer.
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- I started pound360 to channel my obsession with vitamins, running and the five senses. Eventually, I got bored focusing on all that stuff, so I came back from a one month hiatus in May of 2007 (one year after launching Pound360) and broadened my mumblings here to include all science.