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Old October 11th 11, 11:36 AM posted to uk.railway,uk.transport.london
Bruce[_2_] Bruce[_2_] is offline
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Default "Heathrow and Gatwick airports: Ministers mull rail link" (twixt

Roland Perry wrote:

Aircraft emissions are overall slightly greenhouse negative



That sounds interesting, but could you explain what that means in
simple, non-technical English?