Cutting the Cost

The scientific evidence is clear: before 2020 global greenhouse gas emissions (GHG) must peak and by 2050 they must be reduced by 50-85% below 2000 levels, in order to avoid a rise in global temperature of 2°C or more above the preindustrial level.2 Without ambitious international action, new scientific research3 predicts close to, or even more than, a metre of sea level rise by the end of this century, due to melting glaciers and expansion of the oceans. Tthese and other changes will have serious economic and human consequences....