Engineering & Materials Science
Hot Temperature
69%
Heating
62%
Pumps
61%
Carbon
57%
Demand side management
56%
Energy conservation
49%
Heat pump systems
47%
Electricity
43%
Decarbonization
40%
Exergy
37%
Thermodynamics
36%
Air source heat pumps
36%
Energy efficiency
33%
Climate models
32%
Industry
30%
Climate change
27%
Paper and pulp industry
25%
Carbon dioxide
25%
Lead acid batteries
24%
Concrete buildings
24%
District heating
23%
Timber
21%
Environmental impact
20%
Benchmarking
20%
Supply chains
19%
Fuel cells
17%
Steel
17%
Productivity
15%
Food waste
15%
Uncertainty
15%
Construction equipment
13%
Solid oxide fuel cells (SOFC)
12%
Economics
12%
Temperature
12%
Water
10%
Potential energy
10%
Greenhouse gases
10%
Life cycle
9%
Electric power systems
9%
Kraft pulp
9%
Thermal comfort
7%
Dynamic models
7%
Dairies
6%
Gas emissions
6%
Fuel consumption
6%
Industrial plants
6%
Boilers
5%
Waste heat
5%
Communication systems
5%
Earth & Environmental Sciences
heat pump
100%
demand-side management
60%
bioenergy
54%
electricity
42%
combined heat and power
34%
heating
30%
photovoltaic system
27%
technology assessment
26%
circular economy
24%
energy saving
23%
energy technology
23%
energy policy
22%
carbon emission
22%
energy
21%
carbon dioxide
21%
economic impact
20%
savings
20%
greenhouse gas
20%
battery
19%
carbon
19%
emission reduction
19%
power plant
17%
policy
16%
farm
16%
climate change
16%
crack
15%
environmental impact
15%
forecasting
15%
economics
15%
hydrogen
15%
thermodynamics
15%
greenhouse gas emissions
15%
food waste
14%
electricity generation
14%
carbon sequestration
13%
food
13%
homeowner
13%
acid
12%
climate change impact
12%
biomass
12%
air
11%
emission factor
11%
heat source
10%
climate
10%
effect
10%
anaerobic digestion
9%
demand
9%
dwelling
9%
policy planning
9%
price
8%
Business & Economics
Material Flow Analysis
31%
Input-output Analysis
26%
Life Cycle Assessment
25%
Input-output Table
22%
Circular Economy
22%
Thermodynamics
21%
Carbon
21%
Ownership
18%
Engineers
16%
National Accounts
14%
Savings
13%
Goods
12%
Carbon Footprint
12%
Collaborative Research
12%
Life Cycle
10%
Design Process
10%
Greenhouse Gas Emissions
10%
Alternatives
9%
Designer
8%
Energy
6%
Energy Use
6%
Energy Efficiency
5%
Data Flow
5%
Material Requirements
5%