Guardian: Why are cities so important? Consider this: for the first time in human history, we are living on a planet with a predominantly urban population. Created by cities for cities, C40 advances climate action agendas of the world's megacities in order to achieve meaningful reductions of greenhouse gas emissions and climate risks.
The organisation started back in October 2005 when former mayor of London, Ken Livingstone, convened representatives from 18 megacities to pursue action and cooperation on...