Positive environmental news is rare. All the more reason to cheer an effort that might see wealthy nations help SA curb its coal addiction. If the deal goes through in the right form, it will offer a lifeline for a nation struggling to reduce its heavy dependence on the dirtiest of fuels. No less importantly, it will be a model for the sort of support that can be extended to other coal-reliant emerging economies juggling green pressures, urgent development needs and grim fiscal realities — and without which the world cannot reach its climate goals...