Earth & Environmental Sciences
carbon sequestration
100%
hydrogen
61%
road maintenance
53%
battery
41%
carbon
40%
bus
39%
carbon storage
38%
road
36%
fossil fuel
32%
vehicle
32%
transition
31%
policy
29%
energy
26%
isotope
26%
infrastructure
26%
environmental policy
21%
station
20%
hydrocarbon
20%
electric vehicle
19%
cost
18%
gas
18%
climate change mitigation
16%
finance
16%
coal seam
13%
United Nations
13%
groundwater
13%
market
12%
research and development
11%
storage structure
10%
radioactive decay
9%
road transport
9%
climate
8%
combustion engine
8%
policy development
8%
noble gas
8%
international cooperation
8%
rate
8%
atmosphere
8%
methodology
8%
enhanced oil recovery
8%
fuel cell
8%
plan
8%
gas well
8%
demand
8%
bioenergy
8%
climate effect
7%
goods
7%
monitoring
7%
traffic emission
7%
geological structure
7%
host rock
7%
ranking
6%
outflow
6%
screening
6%
inflow
6%
diesel fuel
6%
tracer
5%
Markov chain
5%
mitigation
5%
transport system
5%
decision making
5%
fossil
5%
expenditure
5%
Engineering & Materials Science
Hydrogen
62%
Decarbonization
62%
Carbon capture
44%
Trucks
33%
Carbon
32%
Costs
19%
Hydrocarbons
19%
Battery electric vehicles
17%
Hydrogen fuels
9%
Fuel cells
8%
Enhanced recovery
8%
Climate change
7%
Fueling
7%
Electric vehicles
7%
Wear of materials
6%
Screening
6%
Diesel fuels
6%
Markov chains
5%
Internal combustion engines
5%
Decision making
5%
Business & Economics
Hydrogen
49%
Trucks
39%
Bus
37%
Roads
29%
Combustion
15%
Costs
13%
Vehicle Fleet
11%
Electric Vehicle
9%
Hydrogen Fuel
6%
Decarbonization
5%
Fuel Cell
5%
Road Transport
5%