Earth & Environmental Sciences
municipal solid waste
92%
rainfall
92%
biogas
86%
climate
85%
digester
82%
glacier
72%
irrigation
70%
suspended sediment
66%
evapotranspiration
61%
recycling
60%
crop
59%
manure
56%
waste management system
55%
climate change
54%
waste management
51%
basin
51%
drought
50%
South America
50%
trend
47%
temperature
44%
waste collection
41%
waste recycling
40%
gauge
39%
plateau
39%
sheep
39%
city
37%
ice core
37%
anaerobic digestion
37%
lake
37%
CMIP
37%
rain
36%
indicator
35%
analysis
34%
frost
34%
sustainable development
33%
environmental impact
33%
Pacific Decadal Oscillation
32%
river basin
32%
hydrological modeling
31%
rate
31%
digestion
31%
drought stress
30%
river
30%
ecosystem
30%
cost
29%
accumulation rate
28%
life cycle
27%
GLAS
27%
index
26%
pixel
26%
income
26%
product
26%
ICESat
25%
digital elevation model
24%
wet season
24%
crop production
24%
methane
23%
Shuttle Radar Topography Mission
22%
waste treatment
22%
agriculture
22%
water availability
22%
circular economy
22%
infectious waste
22%
developing world
22%
stakeholder
21%
comparison
21%
tributary
21%
fluvial deposit
21%
cordillera
20%
ASCAT
20%
soil moisture
19%
TRMM
19%
mass balance
19%
solid waste
19%
straw
19%
rainfed agriculture
19%
slaughterhouse
19%
groundwater
19%
digital photogrammetry
19%
El Nino-Southern Oscillation
18%
water use
18%
ASTER
18%
heat wave
18%
demolition waste
18%
water resource
18%
agricultural intensification
18%
water
18%
sea surface temperature
17%
traditional knowledge
17%
construction waste
17%
livelihood
17%
annual cycle
16%
growing season
16%
policy
16%
watershed
16%
wheat
16%
empirical analysis
16%
decision analysis
16%
energy balance
16%
accuracy assessment
15%
Agriculture & Biology
Chenopodium quinoa
100%
deficit irrigation
99%
crops
67%
evapotranspiration
55%
Bolivia
48%
irrigation
47%
suspended sediment
46%
drought
43%
frost
43%
Lake Titicaca
42%
water
41%
llamas
37%
biogas
35%
cow manure
32%
climate
32%
irrigation requirement
32%
exopolysaccharides
31%
highlands
31%
wet season
30%
water stress
30%
water resources
28%
rain
28%
hydrolysates
26%
temperature
25%
climate change
25%
crop production
24%
lysimeters
23%
rivers
23%
Candida maltosa
22%
Andes region
22%
Bacillus atrophaeus
21%
flowering
20%
sheep manure
20%
snowmelt
19%
agriculture
19%
rainfed farming
19%
water use efficiency
19%
Food and Agriculture Organization
18%
glaciers
18%
methane
18%
groundwater
18%
probability analysis
18%
center of origin
18%
xylooligosaccharides
18%
methane production
18%
salts
17%
biomass
17%
water table
16%
basins
16%
xylose
16%
farmers
15%
anaerobic digestion
15%
developmental stages
15%
sawdust
15%
brewing
15%
capillarity
14%
growing season
14%
plant cultural practices
14%
energy balance
14%
sea level
14%
xylanases
14%
biofilm
13%
duration
13%
steam
13%
phenology
12%
soil fertility
12%
irrigation management
12%
crop models
12%
economics
12%
seasonal variation
11%
sediments
11%
case studies
11%
ecosystems
11%
monitoring
11%
production technology
11%
pretreatment
11%
water storage
11%
saline water
11%
farms
10%
xylan
10%
water shortages
10%
profits and margins
10%
liquids
10%
arid zones
10%
filling period
10%
vegetation
10%
intensive cropping
10%
nuclear magnetic resonance spectroscopy
9%
rhizosphere
9%
United Nations
9%
glucose
9%
snowpack
9%
canopy
9%
yeasts
9%
plateaus
8%
agricultural management
8%
base flow
8%
advanced very high resolution radiometer
8%
grasses
7%
snow
7%