Physics & Astronomy
cosmic ray showers
70%
Bolivia
60%
solar neutrons
46%
cosmic rays
32%
observatories
25%
detectors
22%
primary cosmic rays
22%
energy
18%
flares
17%
solar flares
15%
oscillators
15%
synchronism
14%
hadrons
14%
showers
13%
mountains
13%
high altitude
13%
neutrons
12%
gamma rays
11%
solitary waves
11%
interactions
11%
aerosols
10%
solar cycles
10%
rays
10%
emulsions
10%
atmospheres
9%
bursts
8%
muons
8%
optical radar
8%
Mexico
8%
synthesis
8%
chambers
8%
chemical composition
8%
stations
7%
Southern Hemisphere
7%
simulation
7%
wetlands
7%
fireflies
6%
calorimeters
6%
water vapor
6%
Landau-Ginzburg equations
6%
magnetic monopoles
6%
protons
6%
sea level
6%
telescopes
6%
neutron emission
5%
synthesis gas
5%
nuclear interactions
5%
halos
5%
fiber lasers
5%
monitors
5%
zeolites
5%
energy spectra
5%
Earth & Environmental Sciences
lake
24%
arsenic
24%
mercury
18%
aerosol
17%
methylmercury
17%
basin
16%
periphyton
16%
station
15%
bird
14%
South America
13%
trace element
10%
groundwater
10%
surface water
10%
dry season
10%
wet season
10%
methylation
10%
particle
10%
river
9%
observatory
9%
troposphere
9%
phylogenetics
8%
macrophyte
7%
biomass burning
7%
valley
7%
seed
7%
air mass
7%
sediment
7%
black carbon
7%
cactus
7%
home range
7%
climate
7%
ant
7%
dolphin
7%
radiation
6%
high mountain
6%
atmosphere
6%
fish
6%
species richness
6%
exposure
6%
distribution
6%
lake basin
6%
macroinvertebrate
6%
habitat
6%
water vapor
6%
city
6%
comparison
6%
glacier
6%
air
6%
water
6%
analysis
5%
cerrado
5%
mountain
5%
drinking water
5%
index
5%
floodplain
5%
passerine
5%
detector
5%
ultraviolet radiation
5%
aquifer
5%
antimony
5%
disturbance
5%
bird species
5%
diet
5%
electromagnetic radiation
5%
boundary layer
5%
gene
5%
microhabitat
5%
trace metal
5%
cordillera
5%
functional role
5%
wetland
5%
gamma radiation
5%
soil classification
5%
effect
5%
Agriculture & Biology
Bolivia
100%
alpacas
15%
Lake Titicaca
14%
dolphins
14%
rivers
13%
habitats
12%
llamas
12%
vicunas
12%
genetic variation
11%
Camelidae
11%
birds
11%
valleys
10%
montane forests
10%
Inia
10%
antioxidants
9%
seeds
9%
species diversity
8%
species richness
8%
home range
8%
phenolic compounds
8%
Nothura
8%
lakes
8%
Microtus
7%
fractionation
7%
Chenopodium pallidicaule
7%
niches
7%
Lycalopex culpaeus
7%
Oligoryzomys
7%
phylogeny
7%
Tremarctos ornatus
7%
basins
7%
Arecaceae
7%
Prosopis alba
6%
rodents
6%
Andes region
6%
tropical forests
6%
soil classification
6%
agroforestry
6%
water vapor
6%
deforestation
6%
Cactaceae
6%
Thraupidae
6%
microsatellite repeats
6%
monkeys
6%
microhabitats
6%
Sigmodontinae
6%
roads
6%
cerrado
5%
macrophytes
5%
wines
5%
conservation areas
5%
crops
5%
Argentina
5%
seed dispersal
5%
ecosystems
5%
Formicidae
5%
periphyton
5%
sampling
5%
mercury
5%
mitochondrial DNA
5%
ultraviolet radiation
5%
methodology
5%
wheat starch
5%