Critical mass of states will reach emissions peak by 2030 under climate deal

Thinktank data shows that 55% of CO2 emitted in 2030 will be produced by states that have reached peak levels Commitments made during the UN climate talks in Paris will lead to a critical mass of countries reaching their CO2 emission peaks by 2030, research by an environmental thinktank suggests. Related: Grand promises of Paris climate deal undermined by squalid retrenchments