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ICCT study finds noise and climate impacts of a new generation of supersonic aircraft could be significant

Green Car Congress

Other airports that could see 100 or more daily SST LTOs include Los Angeles, Singapore, San Francisco, New York-JFK, Frankfurt, and Bangkok. The aircraft could double the area around airports exposed to substantial noise pollution compared to existing subsonic aircraft of the same size.

Climate 239
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Electric Cars and a Smarter Grid - Green Inc. Blog - NYTimes.com

Tony Karrer Delicious EVdriven

I liken electric grid and renewable to the economic and political and military fiasco of the Iraq war. Each of the aforementioned “primary energy sources&# generates carbon dioxide and greenhouse gases plus other pollutants coming from the contaminants or byproducts of using these “primary energy sources&#.

Grid 47