Agriculture & Biology
fossil fuels
100%
carbon dioxide
67%
income
41%
roads
28%
salt lakes
26%
households
18%
public transportation
17%
per-capita income
14%
emissions factor
13%
prioritization
12%
censuses
10%
urban areas
9%
valleys
8%
climate change
8%
energy
5%
Social Sciences
quantification
96%
driver
71%
income
23%
household size
22%
road
22%
performance comparison
13%
low income
13%
transportation policy
12%
public transportation
11%
regression
10%
affluence
10%
Group
10%
bill
7%
urban area
7%
climate change
7%
census
7%
energy
5%
responsibility
4%
Earth & Environmental Sciences
fossil fuel
78%
policy
52%
income
45%
saline lake
20%
road
18%
personal responsibility
14%
household
14%
carbon dioxide
13%
transportation policy
13%
feedback loop
10%
prioritization
9%
targeting
8%
census
8%
alignment
8%
mitigation
6%
urban area
6%
valley
5%
public
5%
climate change
5%
world
4%
energy
4%
comparison
3%
effect
2%