land cover Flashcards

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1
Q

land cover

A

the observed biophysical cover on the earths surface.

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2
Q

cultivated + managed

A

natural vegetation removed + replaced with another type of vegetation.

-human activity is needed to sustain this land cover
-plantations + crop farms

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3
Q

natural + semi-natural vegetation

A

natural vegetation is based on climate, soil, landform, hydrology

-usually indigenous/native
-semi-natural is influenced by human activity
-includes regrowth
eg. grazing, selective logging

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4
Q

cultivated aquatic + regularly flooded

A

aquatic crop, purposely planted, cultivated + harvested

-also includes irrigated areas, eg wet rice paddies
-regular seasonal rains, monsoon, floods, cyclones all contribute to regular flooded areas
-remains largely unused due to loss of soils + short growing seasons.

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5
Q

natural + semi-natural aquatic

A

natural vegetation adapted to water close to or on the surface

-mangroves + wetlands

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6
Q

artificial surfaces

A

pretty much only human construction

-buildings, roads, mines, landfills, rails etc

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7
Q

bare areas

A

an area with less than 4% vegetation cover.

-both hot + cold deserts
-salt-pans, rocky coasts, bad lands

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8
Q

artificial water bodies, snow + ice

A

dams that form reservoirs

-weirs to control flow, canals + snow machines

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9
Q

natural water bodies, snow + ice

A

collection of water, either fresh or sold, solid and liquid

-oceans
-seas
-lakes
-rivers
-glaciers
-ice sheets

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