Earth & Environmental Sciences
recycled material
100%
asphalt
87%
sustainable development
62%
pavement
41%
laboratory
40%
evaluation
36%
transportation infrastructure
26%
social system
23%
economic system
22%
energy efficiency
19%
stormwater
19%
durability
18%
energy consumption
17%
recycling
14%
material
7%
Engineering & Materials Science
Asphalt mixtures
88%
Asphalt
76%
Sustainable development
68%
Pavements
35%
Recycling
18%
Durability
15%
Energy efficiency
15%
Energy utilization
13%
Economics
12%
Social Sciences
sustainable development
65%
evaluation
35%
capital investment
24%
energy technology
24%
energy consumption
23%
recycling
21%
economic system
20%
social system
18%
management
18%
performance
17%
efficiency
13%
infrastructure
13%
Business & Economics
Sustainable Development
45%
Pavement
44%
Evaluation
41%
Transportation Infrastructure
19%
Durability
18%
Innovative Technologies
17%
Economic Systems
17%
Social Systems
16%
Energy Efficiency
14%
Energy Consumption
14%
Capital Investment
14%
Performance
11%