Eric Walker added Extreme cold still happens in a warming world – in fact climate instability may be disrupting the polar vortex to Climate change and the polar vortex

Eric Walker placed Climate change and the polar vortex under Climate change and atmospheric temperature

Eric Walker removed Climate change and the polar vortex from Climate change and temperature

Eric Walker placed Climate change and the polar vortex under Climate change and temperature

Eric Walker placed Climate change and the polar vortex under Climate change and weather

Eric Walker added Climate change and the polar vortex to Polar vortex