A nine-day heat wave scorched Antarctica’s northern tip earlier this month. New NASA images reveal that nearly a quarter of an Antarctic island’s snow cover melted in that time — an increasingly common symptom of the climate crisis.

A nine-day heat wave scorched Antarctica’s northern tip earlier this month. New NASA images reveal that nearly a quarter of an Antarctic island’s snow cover melted in that time — an increasingly common symptom of the climate crisis.
Rising sea surface temperatures and acidic waters could eliminate nearly all existing coral reef habitats …