By some estimates, a phase out of global fossil fuel consumption and production — particularly coal and oil — will need to be nearly complete within 50 years. (sei.org)
Today we are faced with the need to achieve rapid reductions in global fossil fuel emissions and to nearly phase out fossil fuel emissions by the middle of the century. (sindark.com)
The figure below shows the change in global fossil fuel subsidies between 2009 and 2015. (instituteforenergyresearch.org)