Reuters: China's Guangdong province has warned emitters that unless they bid for carbon permits in government auctions at a regulated minimum price, they will not receive any free permits under the nation's fourth emissions trading scheme, sources said.
China, the world's biggest emitter of greenhouse gases, is launching seven pilot carbon markets ahead of a nationwide scheme later this decade as a key measure to cut its emissions per unit of GDP to 40-45 percent below 2005 levels by 2020.
Emissions...