Weak points of solar energy are
Energy storage
Releasing of greenhouse gases during manufacturing of solar panels
No constant availability
About wind energy, it is true that
It is the cheapest
It kills more birds than other element
Aerogenerators are very noisy
Which one is not true about biofuels?
They produce less CO2 emissions than fossil fuels
It is complementary with food production
The production is seasonal
Which one is true about geothermal power?
It comes from radioactive energy
It is available in any place of the world
It produces tiny amount of
A hydropower dam does not affect to ecosystems
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