Earth & Environmental Sciences
climate
16%
climate change
53%
climate variation
36%
crater
29%
ecosystem
54%
environmental change
26%
fill
27%
global climate
26%
grass
26%
grassland
50%
interglacial
31%
isotopic composition
26%
lake
17%
lake level
34%
Last Glacial
34%
marine record
42%
moisture
23%
nitrogen
18%
nitrogen isotope
35%
organic matter
40%
palynology
35%
pollen
27%
science
19%
sediment
14%
terrestrial ecosystem
30%
timescale
21%
transition
19%
tropical region
33%
West Africa
97%
Arts & Humanities
Bulk
23%
Climate
38%
Climate Change
98%
Ecosystem
84%
Environmental Change
28%
Ghana
23%
Grassland
63%
Moisture
28%
Nitrogen
31%
Nitrogen Isotopes
40%
Organic Matter
69%
Pollen
29%
Pollen Analysis
36%
Sediment
29%
Time Scales
25%
Tropical
100%
Uncertainty
13%
West Africa
98%