China has decommissioned 70.45 gigawatts (GW) of coal-fired plants in the last decade, and is building far more renewable energy, opens new tab capacity than any other country. Analysts say coal use may peak as soon as this year. But a sudden flurry of approvals of new coal-fired plants in recent years raises doubts about China’s commitment to phasing out the fossil fuel, and its key role in the country’s energy security plans shows the difficult task that lies ahead for world leaders.