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nitrogen
27
phosphorus
tundra
inorganic nutrients
25
Alaska
16
biomass
15
organic matter
15
populations
15
disturbance
14
primary production
14
carbon
13
productivity
13
nutrients
12
alkalinity
10
ammonium
10
anions
10
aquatic
10
aquatic ecosystems
10
arctic
10
bacteria
10
bacterial abundance
10
biogeochemistry
10
carbon to nitrogen ratio
10
chemistry
10
chlorophyll
10
chlorophyll a
10
depth
10
dissolved nutrients
10
dissolved organic carbon
10
freshwater
10
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