arid/semi arid enviroments reasons for little rainfall key words

area with less than 25mm of rain each year

desert

1 of 7

when warm air risning and cool air falling creates high pressure restricting rainfall

global circulation

2 of 7

when land far away from the sea recieves little rainfall due to the huge distances wind carrying rain has to travel

continentality

3 of 7

cool air above the sea which carrys little moisture, reaches land then warms up evaporating any remaining moisture

cool ocean currents

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when cool air is forced up a mountain and condenses to rain, leaving little rain to be carryed by the winds onto the other side

rain shadow

5 of 7

when winds blow from land which carry little moisture

offshore winds

6 of 7

when sun light is reflected on white surfaces like salt flats

albedo effect

7 of 7

Other cards in this set

when warm air risning and cool air falling creates high pressure restricting rainfall

global circulation

when land far away from the sea recieves little rainfall due to the huge distances wind carrying rain has to travel

cool air above the sea which carrys little moisture, reaches land then warms up evaporating any remaining moisture

when cool air is forced up a mountain and condenses to rain, leaving little rain to be carryed by the winds onto the other side

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