Chinese authorities are not restricting coal power growth in the new five-year energy plan as Beijing doubles down on the fossil fuel as a “bottom-line guarantee” of the electricity system amid rising shares of renewable power. China has unveiled its five-year plan for the energy sector, expecting renewable energy to boost its share of electricity supply by 2031, but also noting that it would aim to strengthen the role of coal a “bottom-line guarantee”. China targets clean energy to account for 30% of its power generation…