6.6a Flashcards
1
Q
Economic costs of renewable energy
A
- high levels of investments
- Electricity costs per unit maybe higher
2
Q
Social costs of renewable energy
A
Solar may take up farmlad that could be used for growing food.
3
Q
Environmental costs of renewable energy
A
Solar and wind need large area which may spoil scenery
4
Q
Costs to energy security of renwable energy?
A
- Difficult ot store for later use
- Solar and wind are climate dependent
5
Q
Economic benifits to renwable energy
A
- Can be used at scales suitable for developing countries
- Low maintenance cost once operational
- Reduces dependence of fossil fuels
6
Q
Social benifits of wind and solar
A
- Safe and clean
- Can be used on a single household scale
7
Q
Environmental benifits of renewable energy
A
- No greenhouse gas emissions once orperational
- No air pollution
8
Q
Benifits to energy security
A
Electricty produced can be used or transmittted by existing systems.
