Scientists call for humanity to 'set safe boundaries to the damage'
Thursday, September 24, 2009 - 09:07
in Earth & Climate
Humanity needs to act now to avoid threats to human well-being caused by irreversible damage to the Earth, its climate, species and life-supporting systems. Scientists say it has become essential to define what levels of such human-caused change are 'safe' and which are 'unsafe', and to stay within these boundaries.