Pollution in Northern Hemisphere helped cause 1980s African drought

From the University of Washington: Decades of drought in central Africa reached their worst point in the 1980s, causing Lake Chad, a shallow lake used to water crops in neighboring countries, to almost dry out completely. The shrinking lake and prolonged drought were initially blamed on overgrazing and bad agricultural practices. More recently, Lake Chad…

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The “next big thing”: a carbon swap bank

Via Eurekalert: Carbon swap bank to beat climate change Could swapping carbon emissions rather than trading them reduce climate change? Australian researchers have suggested that nations should abandon the concept of carbon emissions trading in favor of a carbon swap bank that might lead to genuine reductions in the amount of carbon dioxide greenhouse gas…