Sentences with phrase «stabilization targets consistent»

Much of the debate has focused on climate stabilization targets consistent with limiting CO2 concentrations to either 450 parts per million volume (ppmv) or 550 ppmv (currently, CO2 concentrations are 385 ppmv, compared with preindustrial levels of about 280 ppmv).

Not exact matches

Taking account of their historic responsibility, as well as the need to secure climate justice for the world's poorest and most vulnerable communities, developed countries must commit to legally binding and ambitious emission reduction targets consistent with limiting global average surface warming to well below 1.5 degrees Celsius above preindustrial levels and long - term stabilization of atmospheric greenhouse gas concentrations at well below below 350 p.p.m., and that to achieve this the agreement at COP15 U.N.F.C.C.C. should include a goal of peaking global emissions by 2015 with a sharp decline thereafter towards a global reduction of 85 percent by 2050,

According to the Intergovernmental Panel on Climate Change, these stabilization targets are consistent with keeping eventual mean projected global warming to about 1.5 oC and 2.5 oC above current levels, respectively (this would be on top of temperatures rises of about 0.75 oC over the last century).