көміртек оксиді

Element 1, atomic weight 1.00797. The most abundant element in the universe. Hydrogen occurs as H2 at ambient temperature and pressure, a colorless, odorless, and extremely ...

көміртек

Environnement naturel; Changement climatique

Carbon is the fourth most common chemical element in the universe, and carbon compounds - in other words, carbon chemically combined with other elements - are the basis of all ...

камбриялық

Géographie; Géographie physique

In geologic time, a period lasting from 570m to 505m years ago.

жасанды тасқын

Géographie; Géographie physique

Deliberate release of water from dam reservoirs to create downstream flooding that is beneficial to farmland or wetland areas.

реттеуді тоқтату

Géographie; Géographie physique

The removal of rules, regulations and laws previously imposed on an industry. Often welcomed as the removal of monopoly rights which improve competition and opportunity, they can ...

ағаш жабыны

Géographie; Géographie physique

When the trees in a woodland or forest area are close enough together that the upper leaf layer of the trees form a more or less consistent cover.

аспект

Géographie; Géographie physique

Direction in which a slope faces.

жер құнарлылығының жоғалуы

Géographie; Géographie physique

Land which has fallen into disuse. Most commonly applied to land that has been built on or heavily impacted by primary activities such as mining and quarrying.