Rising seas besieging China ’s economically vital coastal zones. Mighty feats of infrastructure, like the Three Gorges Dam and railway in Tibet , strained by turbulent rainfall and the melting of frozen earth. And on the Himalayan frontiers, the risk in future decades of international conflict over dwindling water supplies as glaciers retreat. These and other somber scenarios are laid out in the Chinese government’s latest scientific assessment of global warming , released just before negotiations in Paris for a new international agreement on climate change . “There’s deepening awareness of the gravity of the problems,” Zhang Haibin, a professor at Peking University who was […]