Europe’s most effective tool to cut greenhouse gas emissions ‘risks being weakened’

European Commission proposal to overhaul emissions trading system would give companies less demanding pathway to reductions

Europe’s most effective method of cutting dangerous planet-heating gases risks being weakened after the European Commission proposed an overhaul of its flagship carbon market, critics have said.

In a long-awaited review of the European Union emissions trading system (ETS), the European Commission proposed giving companies a less demanding and cheaper pathway to reduce greenhouse gas emissions.