--- In [email protected], "authfriend" <[EMAIL PROTECTED]> wrote: > > --- In [email protected], Sal Sunshine <salsunshine@> > wrote: > > > > On Oct 17, 2006, at 1:01 AM, authfriend wrote: > > > > > Chart of the length of time it would take > > > for all traces of human civilization to > > > disappear if we all died tomorrow: > > > > > > http://www.treehugger.com/files/doom_1.php > > > > Fascinating. I wonder, though, when they say 1,000 years for > stone, > > brick and concrete buildings gone, do they mean turned to rubble or > > completely disappeared? And how would that square with buildings > > that have survived for millennia, like the Coliseum and the > pyramids? > > Dunno, I was wondering that myself. I think they > mean turned to rubble, but buildings have survived as > buildings far longer than that, as you say. Maybe > modern buildings wouldn't, though. > > What gets me about the chart is how quickly the > earth's ecosystem would repair itself after human > beings were gone. > That chart gave me the creeps! It has a very passive-agressive feel to it, sort of a big F-you to humanity...not nice at all. OTOH, sure let's continue to try to be responsible energy producers/consumers...
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