Aalice.209 net.columbia utzoo!decvax!ucbvax!mhtsa!alice!sjb Tue Dec 8 23:24:58 1981 environment Geologists are now beginning to be concerned over the long term effects of the space shuttle on the Earth's environment. Specifically, engine output particles could be bodies around which ice may form, blocking sunlight, and thus lowering global temperatures (though they agree that at the worst, with 50 annual flights, temperature would fall 1/10 degree) The biggest problem is the SRB plume, which contains acid that may be harmful to plants, people, etc. ----------------------------------------------------------------- gopher://quux.org/ conversion by John Goerzen of http://communication.ucsd.edu/A-News/ This Usenet Oldnews Archive article may be copied and distributed freely, provided: 1. There is no money collected for the text(s) of the articles. 2. The following notice remains appended to each copy: The Usenet Oldnews Archive: Compilation Copyright (C) 1981, 1996 Bruce Jones, Henry Spencer, David Wiseman.