Penguins on the Brink
Five of the world’s 18 penguin species are considered endangered and 10 other species are at risk according to IUCN.
Antarctica
How will Antarctic melting affect coastlines?
Dear EarthTalk: To what extent is Antarctica really melting and what impact might it have on coastlines around the world? — Andrea Hutchinson, Cary, NC The Antarctic continent, roughly the size of the United States and Mexico combined, is composed of rock covered by glaciers some 16,000 feet thick. The glaciers form from fallen snow compacting […]