Earth & Environmental Sciences
meteorite
100%
Antarctica
77%
crater
59%
impact structure
57%
chondrite
54%
micrometeorite
54%
isotope
53%
carbonate
51%
Ediacaran
48%
geochemistry
40%
trace element
38%
suevite
38%
rock
31%
melt
31%
parent body
29%
anomaly
29%
dome
28%
asteroid
28%
mountain
27%
weathering
27%
diogenite
27%
ice field
27%
particle
25%
olivine
24%
fractionation
23%
Cretaceous-Paleogene boundary
22%
emplacement
22%
petrogenesis
21%
chemostratigraphy
21%
calcite
21%
plasma
20%
solar system
20%
eucrite
20%
ocean
20%
ice sheet
20%
machine learning
19%
material
19%
iridium
19%
rare earth element
19%
history
19%
ice
18%
X-ray fluorescence
18%
achondrite
18%
condensation
18%
zircon
18%
sulfate
17%
dolomite
17%
cement (construction material)
16%
seawater
16%
ablation
16%
methane
16%
transition
15%
dike
15%
glaciation
15%
granophyre
15%
chrome spinel
14%
dolostone
14%
Pangaea
14%
Africa
14%
sedimentation
14%
basin
14%
oxygen isotope
14%
microbialite
13%
magmatism
13%
granitoid
13%
cave system
13%
mineralogy
13%
isotopic analysis
13%
carbonaceous chondrite
13%
dust
13%
Eemian
13%
isotopic fractionation
13%
oxygenation
12%
sediment
12%
large igneous province
12%
sulfur
12%
carbon isotope
12%
phosphate
12%
Weichselian
12%
continental arc
12%
carbon cycle
12%
geological record
12%
atmospheric process
12%
sulfur isotope
12%
strontium isotope
11%
in situ
11%
analysis
11%
environmental consequence
11%
isotopic composition
11%
Gondwana
11%
petrography
11%
seiche
11%
siderophile element
11%
digital image
11%
volatile element
11%
rift zone
10%
organic matter
10%
fluid
10%
experiment
10%
mass spectrometry
10%
decoupling
10%
hair
10%
temperature
10%
silicate
10%
mountain range
10%
Mars
10%
Archean
10%
extinction
10%
chemical
10%
redox conditions
10%
chromite
9%
metal
9%
image analysis
9%
geochronology
9%
chromium
9%
magnetic susceptibility
9%
lithology
9%
mobilization
9%
host rock
9%
animal
9%
mineral
9%
provenance
9%
lake
9%
South America
9%
volcanism
9%
gulf
9%
sedimentary rock
8%
continent
8%
evaporation
8%
ice core
8%
heating
8%
melting
8%
fluorescence
8%
stranding
8%
limestone
8%
Triassic
8%
crust
8%
effect
8%
oxygen
8%
humidity
8%
diagenesis
8%
distribution
8%
cold
7%
Laurentia
7%
granite
7%
crack
7%
Europe
7%
shell
7%
Holocene
7%
magma
7%
Pleistocene
7%
microstructure
7%
methanogenesis
7%
texture
7%
sodium
7%
recommendation
7%
plateau
7%
atmosphere
7%
cooling
7%
porewater
6%
program
6%
oxygen isotope ratio
6%
charcoal
6%
drilling
6%
tracer
6%
impactor
6%
basement rock
6%
sulfur cycle
6%
early Earth
6%
sorting
6%
metamorphism
6%
scanning electron microscopy
5%
clathrate
5%
iron
5%
mantle
5%
crystal
5%
mass extinction
5%
alkalinity
5%
chemical composition
5%
luminescence
5%
sample preparation
5%
stratigraphic correlation
5%
petrology
5%
hydrothermal fluid
5%
laboratory
5%
biota
5%
organism
5%
Precambrian
5%
sea level
5%
pyroxene
5%
diabase
5%
Physics & Astronomy
meteorites
90%
chondrites
85%
geochemistry
51%
solar system
47%
olivine
40%
oxygen isotopes
31%
weathering
28%
impact melts
27%
achondrites
26%
meteoroids
26%
atmospheric entry
24%
rocks
24%
planetary crusts
22%
rock intrusions
22%
Antarctic regions
22%
micrometeorites
21%
fractionation
20%
petrogenesis
20%
protoplanets
20%
inductively coupled plasma mass spectrometry
19%
petrography
18%
carbonaceous chondrites
16%
basalt
16%
sedimentary rocks
15%
mineralogy
15%
expeditions
15%
condensation
15%
Republic of South Africa
15%
habitability
14%
magma
14%
Norway
14%
intrusion
14%
basements
14%
hypervelocity impact
13%
trace elements
13%
granite
13%
budgets
12%
melting
12%
spherules
12%
lava
11%
domes
11%
wind tunnels
11%
admixtures
10%
isotopes
10%
magnetohydrodynamic flow
10%
recommendations
10%
chromium
10%
spinel
9%
pyroxenes
9%
ablation
9%
chemistry
9%
chromites
9%
Jupiter (planet)
8%
deposits
8%
sectors
8%
minerals
8%
rare earth elements
8%
craters
8%
fluids
8%
textures
8%
touchdown
8%
oxygen
7%
planets
7%
cracks
7%
degradation
7%
assimilation
7%
enthalpy
7%
analogs
7%
alkalies
7%
asteroids
7%
characterization
7%
Earth mantle
6%
interactions
6%
cycles
6%
siderophile elements
6%
fracturing
6%
evaporation
6%
planetary evolution
6%
crusts
6%
shock
6%
orbits
5%
humidity
5%
crystallization
5%
igneous rocks
5%
solar nebula
5%
ice
5%
temperature
5%
atmospheres
5%
heat flux
5%
leaching
5%
gas giant planets
5%