Earth & Environmental Sciences
IKONOS
84%
tropical rain forest
83%
satellite data
63%
multiple use
58%
ecosystem service
52%
canopy
47%
tropical forest
45%
nitrogen
45%
land cover
42%
environmental gradient
39%
imagery
36%
disturbance
33%
land tenure
31%
forest canopy
30%
rain forest
29%
traditional knowledge
28%
old-growth forest
28%
Landsat thematic mapper
28%
tropics
27%
nest
26%
temperate forest
26%
carbon flux
26%
teaching
25%
soil carbon
24%
biosphere
24%
geographic information system
23%
forest ecosystem
21%
index
21%
mortality
20%
student
20%
bird
20%
learning
19%
scrub
19%
GIS
18%
sustainability
18%
pasture
17%
soil
17%
wildlife
17%
public
16%
vocalization
16%
forest ecology
16%
timber
16%
vegetation
15%
breeding season
15%
song
15%
shade tolerance
15%
ecosystem dynamics
14%
matrix
14%
atmosphere
14%
Agriculture & Biology
tropical rain forests
100%
remote sensing
85%
ecosystem services
52%
tropical forests
47%
forest land
43%
Costa Rica
41%
Cracidae
41%
logging
40%
Adirondacks
39%
land cover
37%
Amazonia
36%
land tenure
34%
tree crown
33%
nitrogen cycle
32%
indigenous peoples
31%
forest types
31%
tree mortality
30%
indigenous knowledge
29%
soil carbon
29%
biosphere
29%
Bolivia
27%
canopy
27%
environmental monitoring
27%
forest trees
26%
wildlife
25%
soil types
24%
forest ecology
22%
land use change
22%
soil
21%
nests
19%
eddy covariance
18%
mammals
17%
hides and skins
16%
Guyana
15%
land use
15%
technicians
15%
birds
14%
sampling
14%
secondary forests
14%
forest inventory
14%
ecosystems
13%
methodology
13%
monitoring
13%
vocalization
12%
global positioning systems
12%
vertebrates
12%
Central America
11%
national parks
11%
soil map
11%
animal communication
11%
