Articles on Ice Age

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Hypothetical reconstruction of the largest extinct megapode, Progura gallinacea (right), with a modern Brush-turkey and a Grey Kangaroo. Artwork by E. Shute, from photos by Tony Rudd, Kim Benson and Aaron Camens

Tall turkeys and nuggety chickens: large ‘megapode’ birds once lived across Australia

Large birds once lived across Australia, only to become extinct around the time that giant marsupials and other megafauna died out during the Pleistocene "ice ages".
Glaciers have been a major contributor to sea-level rise. Knut Christianson

What does the science really say about sea-level rise?

Could sea levels really rise by several metres this century. Probably not, although this century's greenhouse emissions could potentially set the stage for large rises in centuries to come.

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