Latitude is one of the most important factors in determining global climate patterns. In areas around the equator, sunlight has a smaller area of atmosphere to pass through, and the sun’s rays ...

The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth.

each with distinctive interacting characteristics and components. They range from small ecosystems such as a freshwater pond, to global ecosystems such as deserts.

The Department of Geography houses a dendrochronology laboratory and palynology laboratory for paleoclimate reconstruction, the Nevada State Climate Office and geospatial laboratories that study ...