Subject
Asia
1
Civex process
1
Darrieus rotor
1
Europe
1
European Union
11
European single market
1
Germany
3
Ukraine
1
abondoning nuclear energy
1
air pollution
1
analysis
1
anthracite
1
application
1
behavior
3
benefit
1
bioconversion to fuel
9
biogas
2
biomass
2
biomass energy production
5
carbon
1
carbon capture and storage (ccs)
1
carbon dioxide
2
carbon dioxide cycle
2
carbon dioxide production
5
climate modification
2
climate protection
4
climatic change
9
coal
7
coal combustion
2
coal conversion
2
coal gasification
9
coal liquefaction
6
coal reserve
1
coal utilization
2
cogeneration
6
combustion
1
computer simulation
1
contamination
1
conversion factor
1
cooling system
1
cost factor
2
coupling
1
decision making
3
desalination
1
developing country
2
development program
1
district heating
2
domestic
1
ecology
3
economic aspect
4
more ...