Anderson Cabot Center Senior Scientist Dr. John Durban uses drones to study right whales in Cape Cod Bay. How it works.

East Antarctica’s interior is warming at a startling pace, powered by shifting ocean conditions that drive warm air inland. Long overlooked, this icy heart may hold the key to future sea level rise.

Animals are finding paths blocked by roads, homes, oil wells. Butterflies are fading from forests. Giant fish are running into dams, as ancient routes are disrupted.