The long march of evolution
Posted on 01 September 2008
Earth without humans
This chart, appearing in an article titled Earth without humans by Alan Weisman shows the time it'll take for nature to reclaim earth if humans vanish from the face of the planet today. Within 50 years, environment makes rapid progress towards recovery, in a 1000 years most man made structures will be gone and CO2 levels would be back to pre-industrial age levels. Nuclear ...
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