Earth & Environmental Sciences
Eocene
100%
boron isotope
56%
dinoflagellate cyst
48%
Ocean Drilling Program
41%
biostratigraphy
40%
machine learning
38%
carbon cycle
37%
Oligocene
35%
ocean
30%
isotope
28%
gulf
28%
calibration
25%
coast
22%
microfossil
22%
nanofossil
19%
reworking
13%
X-ray fluorescence
12%
foraminifera
11%
warming
11%
relative abundance
11%
trigger mechanism
11%
Eocene-Oligocene boundary
11%
alkenone
10%
sea surface temperature
10%
carbonate
10%
clay
10%
cryosphere
9%
temperature
9%
transition
9%
palynomorph
9%
strontium
9%
planetary surface
8%
radiative forcing
8%
sediment yield
8%
sedimentation rate
7%
ocean temperature
7%
permitting
7%
upper ocean
7%
geological record
7%
deep sea
7%
forward modeling
7%
guyot
6%
cyclostratigraphy
6%
marine sediment
6%
perturbation
6%
biomarker
6%
dissolution
5%
lipid
5%
timescale
5%
surface temperature
5%
sediment
5%
Physics & Astronomy
sea level
50%
oceans
41%
climate
36%
regression analysis
19%
dissolving
17%
carbon dioxide concentration
16%
continental shelves
16%
phytoplankton
14%
negative feedback
12%
expansion
11%
shelves
11%
carbonates
10%
falling
9%
ice
9%
extinction
8%
histories
7%
orbitals
6%
cooling
6%
cycles
6%
carbon
6%