Physics & Astronomy
vegetation
78%
climate
50%
occurrences
32%
biomarkers
32%
angiosperms
31%
alkanes
26%
polycyclic aromatic hydrocarbons
20%
Arctic Ocean
15%
biomass burning
15%
Arctic regions
15%
carbon cycle
14%
pollen
12%
global warming
11%
fossils
10%
biomass
10%
waxes
10%
productivity
9%
moisture
8%
leaves
8%
ridges
7%
isotopes
6%
intervals
5%
shift
4%
Earth & Environmental Sciences
ecosystem
42%
vegetation
28%
alkane
23%
biomarker
22%
climate
21%
angiosperm
18%
PAH
13%
gymnosperm
10%
Arctic region
9%
wax
8%
aridity
8%
Arctic Ocean
8%
biomass burning
8%
vegetation type
8%
carbon cycle
7%
plant community
7%
pollen
7%
global warming
6%
document
6%
moisture
6%
isotope
5%
fossil
5%
productivity
5%
biomass
4%
distribution
2%
Chemical Compounds
Ecosystem
86%
Fire
79%
Biological Marker
21%
Arene
12%
Carbon Cycle
12%
Terpenoid
9%
Diterpenoid
9%
Isotope
6%
Alkane
6%