Flashcards in Introduction to the carbon cycle- definitions, etc Deck (12)
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1
carbon stores (main ones)-
the main stores of carbon are the lithosphere, hydrosphere, cryosphere, atmosphere and biosphere
2
carbon sink definition
a store that ABSORBS MORE THAN IT RELEASES
3
carbon source definition
a store that RELEASES MORE CARBON THAN IT ABSORBS
4
carbon transfer definition
these are processes that transfer carbon between the stores eg photosynthesis takes carbon from atmosphere into plants
5
what does GtC stand for
a gigatonne of carbon dioxide
6
anthropogenic co2 definition
carbon dioxide generated by human activity
7
greenhouse gas definition
any gaseous compound in the atmosphere that is capable of absorbing infrared radiation - trapping heat in the atmosphere
8
lithosphere definition
the crust and uppermost mantle
9
weathering definition
the breakdown of rocks in situ by a combination of weather, plants and animals
10
biosphere definition
the total sum of all living matter
11
carbon sequestration definition
the capture of co2 from the atmosphere or capturing anthropogenic co2 and putting it into long term storage
12