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The top documents tagged [years oceans]
Biodiversity: Policy Challenges in a Changing World Natural Capital Initiative symposium: “Valuing our life support systems” London Professor John Beddington
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Nutrient cycles Ecosphere Photo Earth Photo Nutrient cycles Nutrient cycles, or “biogeochemical cycles,” involve natural processes that recycle nutrients
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Average Composition of the Troposphere Gas Name Formula Abundance (%) Residence time (approx) Nitrogen N 2 78.08%42,000,000 years Oxygen O 2 20.95%5,000
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Physik der Atmosphäre II U. Platt SS 2009, Tuesday, 16:15-17:45, INF 229, SR 108/110 31. 3.Introduction - Gas-Phase Reaction KineticsPl 7. 4.Tropospheric
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Nutrient cycles
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