Scientists say Earth is shifting from a merely warm planet toward what some describe as a “Hothouse” state, driven not just by smokestacks and tailpipes but by quieter feedbacks and thresholds. I see ...

Global heating over this millennium could exceed previous estimates due to carbon cycle feedback loops. This is the conclusion of a new study by the Potsdam Institute for Climate Impact Research (PIK) ...

Sharp changes could result in a cascade of subsystem interactions that would steer the planet toward extreme warming and sea ...

Climate scientists are confronting a hard truth: some of the most widely used models are struggling to keep up with the pace and texture of real‑world warming. The physics at their core remains sound, ...

Earth is inching closer to irreversible climate change according to a recent report by an international group of climate researchers and Earth System scientists. Tracking 35 planetary vital signs — ...