Inter Press Service: Our fingers are glued to the global thermostat, pushing it ever higher, and climate catastrophe has already begun to reshape human civilisation. Drought. Flood. Heat wave. Tornado and hurricane. Once sole products of natural forces, all are now amplified by the massive amounts of additional heat trapped in the atmosphere because of burning fossil fuels, scientists warn. Such calamities are no longer distant in time or space. Tens of millions have already been impacted by …