Earth & Environmental Sciences
vehicle
100%
road transport
89%
automobile
65%
policy
58%
modeling
46%
traffic
42%
diesel
42%
land use
39%
atmospheric pollution
33%
speed limit
31%
particulate matter
30%
traffic emission
28%
ambient noise
26%
emission control
23%
downscaling
23%
city
21%
ambient air
21%
monitoring data
20%
air quality
19%
school
18%
state of the art
18%
taxation policy
17%
exposure
17%
transportation policy
16%
road
15%
petrol
15%
cost
14%
transboundary pollution
13%
climate change
13%
fuel consumption
12%
electric vehicle
12%
modernization
11%
taxation
11%
monitoring
11%
artificial neural network
11%
pollution policy
10%
development model
10%
spray
10%
county
10%
health
10%
diesel engine
9%
travel
9%
exhaust emission
8%
emission inventory
8%
dust
7%
carbon dioxide
7%
noise level
7%
biofuel
7%
methodology
7%
traffic management
7%