Earth & Environmental Sciences
vegetation
71%
soil
50%
germination
45%
road
28%
effect
27%
Endangered Species Act
27%
habitat
24%
wind erosion
23%
rehabilitation
19%
photosynthesis
19%
plant species
17%
field experiment
17%
trial
15%
dust
14%
substrate
13%
erosion
13%
in situ
12%
experiment
7%
Agriculture & Biology
vegetation
87%
soil
59%
roads
33%
military lands
29%
wind erosion
25%
disturbed soils
24%
germination
24%
habitats
19%
Hawaii
18%
rare species
17%
dust
17%
endangered species
16%
soil types
16%
photosynthesis
12%
greenhouses
12%
Engineering & Materials Science
Soils
92%
Erosion
39%
Photosynthesis
30%
Dust
20%
Conservation
18%
Patient rehabilitation
18%
Experiments
13%
Substrates
13%
Antennas
12%
Chemistry
Soil
100%
Photosynthesis
22%
Dust
21%
Surface
12%