Question

hi dear plzz tell me answer fast​

Answer 1

Answer:

the two main reasons for harnessing non conventional sources of energy are...As fossil fuels like coal and petroleum are present in limited amount which are likely to finish one day so the need for alternative sources of energy is essential.(2)use of conventional sources of energy. Energy can be harnessed from sea in different ways like (1) tidal ways (2) geothermal, wave of energy.(3) solar energy (4) point wave absorber