Physical geography

Physical geography

Contributors in Physical geography

Physical geography

Atmospheric absorption is defined as a process in which solar radiation is retained by a substance and converted into heat energy. The creation of heat energy also causes the substance to emit its ...

Absolute zero

Geography; Physical geography

Temperature of -273.15° Celsius. At this temperature atomic motion stops.

Ablation zone

Geography; Physical geography

Region in a glacier where there is a surface net removal of snow and/or ice by melting, sublimation, and/or calving.

Adiabatic cooling

Geography; Physical geography

The cooling of a rising parcel of air due to adiabatic processes.

Adaptive radiation

Geography; Physical geography

The evolution of a number of new species from one or a few ancestor species over many thousands or millions of years. Normally occurs after a mass extinction creates a number of vacant ecological ...

Adaptation

Geography; Physical geography

(1) Evolutionary adaptation - a genetically based characteristic expressed by a living organism. Particular adaptations found in populations become frequent and dominant if they enhance an ...