Earth & Environmental Sciences
watershed
57%
lake
54%
sediment
44%
organic carbon
36%
lake water
30%
algicide
27%
alkalinization
23%
copper
22%
industrial pollution
19%
residential development
18%
inorganic carbon
18%
reforestation
18%
accumulation rate
16%
mobilization
15%
sediment core
14%
lacustrine deposit
14%
chronology
14%
land use change
14%
sediment transport
14%
algal bloom
13%
marker
13%
calcite
12%
mercury
12%
land cover
12%
agricultural land
12%
calcium
11%
agriculture
11%
sulfate
11%
organic matter
10%
land use
10%
nitrogen
9%
atmosphere
9%
history
8%
analysis
8%
Agriculture & Biology
anthropogenic activities
100%
sediments
86%
lakes
77%
organic carbon
33%
copper sulfate
23%
sediment transport
18%
Great Lakes region
15%
calcite
14%
forest land
13%
inorganic carbon
13%
alkalinization
13%
land use change
12%
algal blooms
12%
mercury
10%
agricultural land
10%
land use
10%
organic matter
9%
pollution
8%
copper
8%
history
7%
agriculture
7%
calcium
6%
nitrogen
6%