Earth & Environmental Sciences
global change
89%
natural park
87%
biosphere reserve
79%
land cover
65%
natural area
64%
oak
60%
land use
58%
heathland
57%
landscape change
54%
land use change
54%
socioeconomics
53%
mountain
48%
biodiversity
47%
municipality
44%
plantation
43%
metabolism
40%
interdisciplinary approach
40%
biodiversity protection
38%
land
36%
naturalization
36%
environmental management
35%
services
35%
heritage conservation
34%
biome
34%
service sector
33%
action research
33%
Mediterranean forest
32%
passerine
32%
medicinal plant
31%
self sufficiency
31%
tourism
30%
urban green
29%
need
29%
coniferous tree
29%
analysis
28%
coast
28%
butterfly
28%
rural development
27%
urban landscape
27%
biological diversity
26%
rangeland
26%
organization
26%
land use planning
25%
semiarid region
24%
warming
24%
aerial photograph
24%
shrub
24%
water availability
24%
fieldwork
23%
food
23%
Agriculture & Biology
biodiversity
100%
Spain
86%
case studies
71%
land use change
45%
heathlands
44%
Mediterranean region
44%
plantations
40%
Lepidium meyenii
36%
biodiversity conservation
35%
multicultural diversity
35%
El Salvador
34%
range management
32%
Peru
32%
Fagus sylvatica subsp. sylvatica
31%
global change
31%
Chenopodium quinoa
31%
Abies alba
31%
peasantry
31%
environmental degradation
31%
tourism
29%
conifers
29%
biosphere
28%
runoff
26%
Pseudotsuga menziesii
26%
vegetation
26%
species recruitment
25%
Calluna vulgaris
25%
tropical forests
25%
Fagus
24%
socioeconomics
24%
Colombia
23%
shrubs
23%
developing countries
22%
Quercus ilex
22%
carbon dioxide
20%
climate change
20%
grounds maintenance
20%
Mexico
19%
mountains
19%
pastures
18%
Pinus mugo
18%
pollen
18%
potatoes
18%
meteorology
17%
monitoring
16%
continuous grazing
16%
habitats
16%
conservation plants
15%
afforestation
15%
Anguilla anguilla
14%
Social Sciences
conservation
83%
global change
79%
land use
59%
biodiversity
59%
Catalonia
58%
Spain
45%
Mexico
44%
environmental education
34%
Colombia
30%
El Salvador
29%
metropolitan region
28%
tertiary sector
26%
Ecuador
25%
socioeconomic development
25%
peasant
24%
rural development
24%
cultural diversity
23%
biosphere reserve
21%
municipality
20%
food
20%
climate change
20%
social isolation
20%
driver
19%
habitat
19%
water
18%
sustainability
17%
coverage
17%
farm
16%
energy
16%
sociocultural development
16%
ecological system
14%
statistical analysis
14%
agricultural production
14%
national park
13%
urban area
13%
Public officials
13%
Aerial photographs
13%
environmental damage
13%
village
13%
present
12%
environmental factors
12%
socioeconomic factors
12%
public institution
12%
interconnection
12%
Peru
12%
scientific community
12%
demographic factors
12%
worldview
12%
social system
11%
historical materialism
11%
