Earth & Environmental Sciences
lake
100%
sediment
48%
sulfate
46%
Holocene
46%
rice
40%
sulfide
38%
deglaciation
30%
mesocosm
28%
aquatic ecosystem
28%
national park
22%
wetland
22%
Pleistocene
21%
hydroponics
19%
Younger Dryas
19%
paleolimnology
19%
sediment analysis
18%
radiocarbon dating
18%
water column
17%
history
17%
glacial history
17%
student
16%
deep drilling
16%
aquatic plant
16%
bicycle
16%
lacustrine deposit
16%
carbonate
15%
ecosystem response
15%
lacustrine environment
15%
porewater
14%
modeling
14%
ecotone
14%
methylmercury
14%
surface water
14%
camp
14%
microbial community
14%
total organic carbon
14%
carbonate platform
13%
mathematics
13%
prairie
13%
turbidite
13%
carbon
13%
catchment
12%
isotopic composition
12%
archipelago
12%
fluvial deposit
12%
Agriculture & Biology
sediments
88%
lakes
56%
sulfates
55%
sulfides
55%
Zizania palustris
46%
wild rice
35%
aquatic ecosystems
32%
wetlands
26%
surface water
22%
radiocarbon dating
21%
dissolved inorganic carbon
21%
Karakul
21%
Tajikistan
18%
structural equation modeling
17%
microbial communities
17%
hydrology
17%
methylmercury compounds
16%
ecotones
16%
glaciation
15%
aquatic plants
15%
organic carbon
15%
eutrophication
14%
controllers
14%
hydroponics
14%
remediation
14%
prairies
14%
mercury
13%
emergent plants
12%
water
12%
organic matter
12%
iron
12%
ecosystems
10%
life cycle (organisms)
10%
sulfur
10%
total organic carbon
10%
drought
9%
terrestrial ecosystems
9%
nutrients
8%
pollen
7%
DNA
7%
snowmelt
7%
ice
7%
sediment transport
7%
glaciers
6%
urban areas
6%
carbon radioisotopes
6%
ribosomal RNA
5%
submerged aquatic plants
5%
charcoal
5%
restriction fragment length polymorphism
5%