Environmental Science
The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere:

Carbon dioxide
Nitrous oxide
Water vapor
Ozone
Chlorofluorocarbons

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Environmental Science
Thermal belts are:

Cold, below-freezing air found at the top of a mountain
Pockets of cold air resting on a valley floor at night
Pockets of warm air resting on a valley during the afternoon
Warmer hillsides that are less likely to experience freezing conditions

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Environmental Science
The order of basic processes involved in succession is

Nudation->Invasion-> competition and co action->reaction>stabilization
Invasion-> Nudation->competition and co action->Reaction>stabilization
Invasion->stabilization-> competition and co action->Reaction>nudation
Nudation->stabilization-> competition and co action->Invasion>reaction

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