henry@utzoo.uucp (Henry Spencer) (05/30/90)
In article <18224@well.sf.ca.us> yosef@well.sf.ca.us (Joseph Silva) writes: >I've heard on the radio (on the way to work...) that the Shuttle Destrorys >part (i think .25% was stated) of the Ozone layer each time it is launched. >Is this true? Is it cumulative? There is some adverse effect, but it's very localized. .25% as a flat number is ridiculous; .25% briefly over a small area is plausible. The biggest environmental impact of a shuttle launch, actually, is all the garbage the SRBs produce. Solid rockets are pretty dirty. -- As a user I'll take speed over| Henry Spencer at U of Toronto Zoology features any day. -A.Tanenbaum| uunet!attcan!utzoo!henry henry@zoo.toronto.edu