Guardian: The UN Intergovernmental Panel on Climate Change's (IPCC) Fifth Assessment Report on the impacts of global warming this century has been widely recognised as clarifying beyond all doubt that we do, indeed, face an unprecedented planetary emergency. Moreover, not one that will arrive far into the future, but that's happening right now.
The perfect storm is here
The report states unequivocally that:
" recent climate-related extremes, such as heat waves, droughts, floods, cyclones, and wildfires,...