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13 cards from this deck
Keeps fresh water moving around planet
Water turns to vapor; caused by sun's heat
Plants release water vapor through leaves
Water vapor cools and falls as rain or snow
Removes CO2CO_2CO2 from air, converts to carbon compounds
Releases CO2CO_2CO2 back into air
Releases CO2CO_2CO2, adds extra carbon to atmosphere
Breaks down dead organisms, releases CO2CO_2CO2
Plants absorb CO2CO_2CO2 via photosynthesis
Bacteria and fungi
Mineral ions like nitrates
To make amino acids for growth
Worms and beetles
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