Agriculture & Biology
USDA Forest Service
54%
public lands
52%
canyons
45%
land management
43%
habitats
40%
ecosystems
39%
U.S. National Park Service
29%
grazing
28%
dates (fruit)
27%
wilderness
26%
vegetation
25%
natural resource management
23%
vegetation types
19%
soil properties
17%
conservation areas
16%
case studies
14%
history
13%
ecology
12%
soil
8%
methodology
4%
Social Sciences
landscape management
100%
habitat
61%
jurisdiction
45%
Land management
34%
management
33%
Vegetation types
29%
national park
16%
ecology
12%
conservation
11%
history
7%
resources
6%
evidence
5%
time
4%
Earth & Environmental Sciences
mosaic
67%
jurisdiction
39%
habitat
21%
land management
17%
canyon
16%
services
16%
ecosystem
15%
grazing
15%
public
11%
wilderness
10%
vegetation
10%
land
9%
ecological status
9%
vegetation type
8%
resource management
8%
national park
7%
protected area
7%
soil property
7%
ecology
6%
disturbance
6%
history
4%
soil
3%
effect
2%
method
1%