AR5 found the world has the means to limit global warming and build a more prosperous and sustainable future, but pathways to limit warming to 2ºC relative to pre-industrial levels would require
substantial emissions reductions over the next few decades.
There are multiple mitigation pathways to achieve
the substantial emissions reductions over the next few decades necessary to limit, with a greater than 66 % chance, the warming to 2 degrees C — the goal set by governments.
Not exact matches
Substantial reductions in greenhouse gas
emissions from the electricity sector are achievable
over the next two to three decades through a portfolio approach involving the widespread deployment of energy efficiency technologies; renewable energy; coal, natural gas, and biomass with carbon capture and storage; and nuclear technologies.