Earth & Environmental Sciences
pollutant removal
87%
air pollutant
69%
ecosystem service
66%
city
23%
pollutant
18%
removal
16%
atmospheric pollution
16%
cleansing
14%
pollution abatement
14%
tree planting
13%
urban ecosystem
13%
metropolis
12%
green space
12%
dry deposition
11%
developed country
11%
pollutant concentration
11%
shrub
9%
grass
9%
sound
8%
sustainability
7%
young
7%
land use
7%
winter
6%
biomass
6%
vegetation
6%
air
5%
cost
5%
comparison
4%
method
2%
Chemical Compounds
Air Pollutant
100%
Ecosystem
88%
Environmental Pollutant
60%
Air Pollution
38%
Deposition Process
15%
Dimension
11%
Green
10%
Engineering & Materials Science
Ecosystems
79%
Air pollution
42%
Air
40%
Land use
22%
Pollution
17%
Biomass
16%
Sustainable development
16%
Acoustic waves
14%
Chemical analysis
11%
Costs
7%