privación

En muchos experimentos con animales con el refuerzo de los alimentos, es necesario que deje de darle alimentos al animal por un período de tiempo, para que el experimentador puede ...

privación de energía

Agricultură; Agricultură în general

Withholding energy from animals, insects, and humans in involuntary, controlled or uncontrolled settings.

nubes en forma de yunque

Geografie; Geografie fizică

Rapidly rising column of air in a convectional thunderstorm will soon reach the tropopause and be forced to spread in its upper portion to form an anvil shape.

arqueado

Geografie; Geografie fizică

A fan-shape with the 'point' at the river mouth.

cúspide

Geografie; Geografie fizică

A triangular shape with the 'point' facing the body of water and base at the river mouth.

área industrial abandonada

Geografie; Geografie fizică

Zona abandonada o con construcciones muy antiguas que podrían ser renovadas para nuevos usos.

sequía

Geografie; Geografie fizică

A lack of precipitation into an area for a long period of time. Modern droughts are thought to be intensified by population pressure which may help to remove water available for ...

lluvia ácida

Geografie; Geografie fizică

Refers to the unnatural increase, through human pollution, in the acidity of water precipitation. Most commonly sulphuric and nitric acids formed from by-products of fossil-fuel ...