All Headline News: The American Geophysical Union (AGU) has warned that slashing greenhouse gas emissions to half of the existing rates to stop a 3.6-degree warming could prove calamitous not just for the environment, but also for the economy and our whole future. The report found constant warming alters the Earth’s entire ecosystem: atmosphere temperature, land and ocean, the extent of the sea ice, the sea level, the precipitation in terms of quantity and distribution, and the length of seasons. All …