Earth and Planetary Sciences
Permian
100%
Mass Extinction
84%
Carbon 14
74%
China
71%
Carbon Dioxide
70%
Eocene
67%
Atmospherics
49%
Paleocene
46%
Carbon Dioxide Emission
44%
Carbon Cycle
37%
Global Warming
35%
Tethys
35%
Organic Matter
32%
Climate Change
25%
Volcanism
20%
Permian-Triassic Boundary
20%
Earth System Model
20%
Sea Surface Temperature
17%
Global Carbon Cycle
17%
Organic Carbon
16%
Nannoplankton
16%
Nannofossil
16%
Paleogene
16%
Paleoenvironment
15%
Climate Modeling
15%
Uranium Isotope
15%
Early Triassic
14%
Devonian
13%
Ocean Acidification
13%
Fractionation
13%
Atmosphere-Ocean System
12%
C3 Plant
11%
Methane
11%
Environmental Change
11%
Large Igneous Province
11%
Early Devonian
11%
Early Cretaceous
11%
Spherule
11%
Tibet
11%
Ironstone
11%
Conodont
10%
Late Devonian
9%
Paleoclimate
9%
Tectonics
9%
Redox Condition
8%
Emissions
8%
Shallow Water
8%
Paleosol
8%
Chemical Weathering
8%
Phanerozoic
8%
Keyphrases
End-Permian Mass Extinction
72%
Partial Pressure of CO2 (pCO2)
45%
Paleocene-Eocene Thermal Maximum
41%
Atmospheric CO2
37%
Carbon Isotope Excursion
34%
238U
30%
South China
27%
Marine Anoxia
25%
Stable Carbon Isotopes
25%
Mass Extinction
24%
Permian-Triassic Boundary
23%
Global Warming
21%
Seawater
20%
Carbon Cycle Perturbation
20%
Carbonate
19%
Carbon Cycle
18%
Siberian Traps
18%
Volcanism
18%
Thermal Maximum
16%
Early Eocene
16%
Seaway
16%
Asteroid Impact
16%
Chicxulub
16%
Impact Spherules
16%
Uranium Isotopes
16%
Carbon Emissions
16%
Earth System Model
16%
Marine Carbonate
16%
Ocean Acidification
16%
China
15%
Ppmv
15%
Carbon Emission Rate
15%
Climate Change
15%
Carbon Isotope Record
15%
Extinction Events
15%
Hyperthermal
14%
Eocene Hyperthermals
14%
Global Carbon Cycle
14%
Calcium Isotopes
14%
Early Paleogene
13%
Carbon Isotopes
12%
Anoxia
12%
Global Warming Events
12%
Chicxulub Impact
12%
CO2 Sources
12%
Early Triassic
11%
Earth System
11%
C3 Plants
11%
Calcareous Nannoplankton
11%
Eastern Tethys
11%
