In a «450
Stabilisation Case», which describes a notional pathway to long - term stabilisation of the concentration of greenhouse gases in the atmosphere at around 450 parts per million, global emissions peak in 2012 and then fall sharply below 2005 le
Stabilisation Case», which describes a notional pathway to long -
term stabilisation of the concentration of greenhouse gases in the atmosphere at around 450 parts per million, global emissions peak in 2012 and then fall sharply below 2005 le
stabilisation of the concentration of greenhouse gases in the atmosphere at around 450 parts per million, global emissions peak in 2012 and then fall sharply below 2005
levels by 2030.