China is wasting a huge amount of green energy as the world grapples with an energy shortage because of the Strait of Hormuz crisis. The “wasted” wind and solar energy stems from inflexible grid management that continues to position coal as a stabilising source of power and stymies a clean energy expansion that could otherwise generate electricity equivalent to the needs of France, according to analysis by the Centre for Research on Energy and Clean Air (CREA) think tank. China’s energy demand...