RT @PaulEDawson: "Greenhouse gases are increasingly disrupting the jet stream, a powerful river of winds that steers weather systems… https://t.co/cJHKqPHj4f
RT @PaulEDawson: "Once the ice sheets reach these tipping points, it's thought that they'll go into a state of irreversible retreat,… https://t.co/BSarso87FU
