Technology
"Relatively low cost" plan would cool the Earth's poles by 2 °C

New research suggests that cooling the poles by 2 °C (3.6 °F), and re-freezing the Arctic and Antarctic, is “feasible at relatively low cost with …
New research suggests that cooling the poles by 2 °C (3.6 °F), and re-freezing the Arctic and Antarctic, is “feasible at relatively low cost with …