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Earth Science
Environmental Issues
Global Warming
Geomagnetic Storms
Near-Earth Object Impacts
Anthropology
End of civilization
The end of civilization or the end of the world are phrases used in reference to human extinction scenarios, doomsday events, and related hazards which occur on a global ... > more -
Canada Goose
The Canada Goose (Branta canadensis), colloquially Greater Canada or Canadian Goose in North America, belongs to the Branta genus of geese, which contains species with largely black plumage, ... > more -
Shifting cultivation
Shifting cultivation is an agricultural system in which a person uses a piece of land, only to abandon or alter the initial use a short time later. This system often involves clearing of a piece of ... > more -
Japanese beetle
The Japanese Beetle (Popillia japonica) is a beetle about 1.5 cm (0.6 inches) long and 1 cm (0.4 inches) wide (smaller in Canada), with shiny copper-colored elytra and a shiny green top of the thorax ... > more -
Cyclone Gafilo
Cyclone Gafilo was a powerful tropical cyclone which struck Madagascar in March 2004, causing devastating damage. At least 250 people were listed dead, with more missing, and 300,000 people were left ... > more -
Mole (animal)
Moles are members of the family (Talpidae) of mammals in the order Insectivora that live underground, burrowing holes. They have cylindrical bodies covered in fur with small or covered eyes; the ears ... > more
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