I think this issue, the poisoning of all America's rivers out west with rocket fuel, and respiratory problems caused by smog are a lot more serious than global warming.
We had the answer to global warming and these other problems 30 years ago. It a very sopisticated concept called "car pooling".
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U.Kdt.Hdb B. I. 28) This possibility of using the hydrophone to help in detecting surface ships should, however, be restricted to those cases where the submarine is unavoidably compelled to stay below the surface.
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