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Once common in the West Indies, the Black Capped Petrel (Pterodroma hasitata),...
The white body of the snow petrel blends in with the stark Antarctic landscape,...
Coral Growth Rings
Ultraviolet light illuminates the growth rings in a cross-section of a 44-year-old...
Ice Melt in Iceland
On average, Arctic sea ice has decreased by four percent per decade since the late...