Earth & Environmental Sciences
rural development
100%
energy
97%
electricity
85%
alternative energy
79%
innovation
55%
tariff
48%
services
40%
household
35%
renewable energy source
34%
price
33%
smart grid
32%
market
30%
market price
28%
energy management
27%
cost reduction
23%
project
22%
energy technology
22%
research program
21%
Europe
20%
European Union
20%
cost
19%
participation
18%
Community law
16%
sustainability
16%
organization
15%
photovoltaic system
13%
industry
12%
electric vehicle
12%
demand
12%
methodology
12%
electrification
12%
heat pump
12%
economic viability
11%
energy storage
11%
collective action
11%
program
11%
linear programing
9%
integrated approach
8%
greenhouse gas emissions
8%
citizen
8%
stakeholder
6%
heating
6%
regulation
6%
consumption
6%
recommendation
6%
transition
5%