Landbrug og biologi
Alnus
94%
anaerobic digestion
18%
biomass
19%
biorefining
90%
carbon dioxide
12%
carbon sequestration
18%
coppicing
23%
economic feasibility
100%
energy
46%
environmental sustainability
98%
exergy
75%
feedstocks
14%
fossil fuels
36%
gases
11%
leaves
6%
methodology
4%
nitrogen
9%
plantations
26%
pyrolysis
17%
soil
23%
value-added products
19%
Geo- og miljøvidenskab
anaerobic digestion
19%
biomass
24%
carbon sequestration
18%
comparison
8%
demand
51%
dry matter
23%
economics
45%
energy
38%
energy production
81%
environmental sustainability
86%
exergy
76%
fossil fuel
35%
gas
10%
indicator
11%
literature study
26%
method
4%
nitrogen
11%
plantation
36%
product
19%
pyrolysis
17%
rate
6%
removal
10%
society
15%
soil
25%
sustainability
14%
Teknik og materialevidenskab
Anaerobic digestion
20%
Biomass
28%
Carbon
11%
Economics
50%
Exergy
50%
Feedstocks
15%
Fossil fuels
31%
Gases
9%
Nitrogen
14%
Pyrolysis
14%
Soils
37%
Sustainable development
70%