Business & Economics
Air Transportation
98%
Alternative Fuels
96%
Greenhouse Gases
48%
Fuel Consumption
36%
Co2
31%
Hydrogen Fuel
24%
Biomass
16%
Analytical Model
15%
Greenhouse Gas Emissions
14%
Replacement
13%
Alternatives
13%
Oil
10%
Scenarios
9%
Earth & Environmental Sciences
air transportation
100%
alternative fuel
91%
kerosine
51%
greenhouse gas
37%
fuel consumption
34%
greenhouse gas emissions
12%
replacement
11%
hydrogen
11%
biomass
8%
liquid
8%
oil
8%
Engineering & Materials Science
Alternative fuels
80%
Greenhouse gases
72%
Kerosene
63%
Fuel consumption
32%
Hydrogen fuels
22%
Liquid fuels
20%
Gas emissions
18%
Biomass
16%
Analytical models
15%
Oils
11%
Social Sciences
air
56%
scenario
8%
time
4%