Physics & Astronomy
Indonesia
100%
waste management
39%
rivers
36%
agriculture
35%
water quality
30%
economics
29%
airports
29%
pollution
27%
water resources
26%
solid wastes
25%
oils
22%
disasters
22%
heavy metals
21%
water pollution
20%
water
18%
industries
18%
food
17%
ecosystems
16%
soils
16%
biochemical oxygen demand
15%
students
13%
management systems
13%
education
12%
contamination
12%
footprints
12%
liquid wastes
11%
industrial management
11%
conservation
10%
health
10%
residential areas
10%
causes
10%
fire control
9%
evaluation
9%
runways
9%
shipyards
9%
air pollution
9%
landfills
9%
forest fires
8%
waste treatment
8%
fertilizers
8%
income
8%
crude oil
8%
industrial wastes
8%
drinking
8%
risk assessment
7%
resilience
7%
pesticides
7%
drilling
7%
ureas
6%
livestock
6%
Earth & Environmental Sciences
waste management
36%
sustainability
36%
oil spill
34%
domestic waste
29%
airport
23%
village
22%
pollution
22%
economics
21%
industry
19%
river
17%
rainwater
16%
disaster
16%
city
16%
lead contamination
15%
urban agriculture
15%
water quality
15%
fish farming
14%
province
14%
environmental awareness
14%
student
14%
quality standard
13%
water
12%
analysis
12%
ecological footprint
12%
method
12%
water resource
11%
water pollution
11%
environmental economic valuation
11%
environmental management
11%
industrial waste
11%
environmental management system
11%
waste minimization
11%
flooding
11%
wastewater
11%
school
11%
sanitation
10%
environmental noise
10%
municipal solid waste
10%
bioremediation
10%
price
10%
heavy metal
10%
land
10%
oil
9%
index
9%
household
9%
modeling
9%
residential area
9%
disaster risk
9%
raw water
9%
vulnerability
9%