Earth & Environmental Sciences
desert
44%
ethnobotany
43%
cactus
38%
arid land
34%
remote sensing
34%
vegetation
32%
oasis
30%
aerial photography
30%
vascular plant
30%
rangeland
29%
measurement method
29%
monument
29%
photography
28%
vegetation cover
25%
drain
25%
organ
24%
flora
24%
shrub
24%
grass
22%
pipe
20%
drainage
19%
disturbance
18%
growth form
16%
indicator
15%
ocean
15%
immigration
15%
sampling
15%
floristics
14%
monitoring
13%
basin
13%
plant species
11%
new species
11%
satellite data
11%
community structure
11%
grassland
11%
wetland
10%
family
9%
effect
6%
Social Sciences
institutional review
100%
evaluation
34%
environmental education
28%
theater
27%
risk behavior
27%
mood
25%
resilience
22%
climate change
22%
father
20%
decision making
16%
university
16%
education
16%
citizen
16%
curriculum
14%
time
13%
government agency
13%
interaction
12%
performance
12%
Federal Government
11%
interview
11%
education curriculum
9%
experience
9%
funding
9%
present
6%
natural resources
6%
child care
5%
conservation
5%
animal
5%
climate
5%
citizenship
5%
Arts & Humanities
Environmental Education
38%
Phenology
35%
Resilience
28%
Climate Change
28%
Mood
24%
Decision Making
15%
Interaction
14%
Notebook
14%
Volunteers
13%
Environmental Change
8%
Nature
8%
Scientific Discovery
7%
Child Care
7%
Corps
6%
Animals
6%
Natural Resources
5%
Climate
5%
Conservation
5%