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lakes(2)
mortality(2)
particulate matter(2)
particulates(2)
population(2)
surface water(2)
aquaculture(1)
carbon(1)
carbon monoxide(1)
chlorophyll(1)
conservation(1)
cropping systems(1)
emissions(1)
heat(1)
methane(1)
nitrogen(1)
nitrogen dioxide(1)
nitrous oxide(1)
phosphorus(1)
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