The environmental watchdog says it is the only way to ensure the world does not suffer catastrophic climate change and that there are no major economic or technical obstacles to full clean energy use by the middle of this century.
Greenpeace outlines a plan for achieving the transition by phasing out coal, oil, gas and nuclear energy.
But at what cost? And what is the geopolitical impact?
Presenter: Mike Hanna
Jochen Wermuth - founder and chief investment officer of Wermuth Asset Management.
Rick Bosman - researcher at the Dutch Research Institute for Transitions.
David Elzinga - Economic Affairs Officer for the Sustainable Energy Division at the United Nations Economic Commission for Europe.
Source: Al Jazeera