Earth & Environmental Sciences
tributary
71%
watershed
68%
lake
54%
FTIR spectroscopy
40%
mass spectrometry
22%
systems comparison
20%
organic matter
17%
photochemical reaction
17%
photodegradation
16%
aquatic system
14%
aquatic organism
14%
lignin
14%
carbohydrate
13%
carbon cycle
13%
biota
12%
spectroscopy
11%
protein
9%
food
9%
surface water
9%
need
7%
comparison
5%
material
5%
temperature
5%
Chemical Compounds
Organic Matter
100%
Fourier Transform Infrared Spectroscopy
19%
Carbon Cycle
17%
Sunscreening Agent
15%
Surface Water
12%
Lignin
11%
Electrospray Ionization Mass Spectrometry
11%
Photochemical Reaction
10%
Photodegradation
10%
Carbohydrate
9%
Optical Property
8%
Food
8%
Mass Spectrometry
7%
UV/VIS Spectroscopy
7%
Weight
6%
Protein
4%