Energy Resources

its cost effectiveness compared to other types of power

its efficiency level compared to other types of power

the variation in sunshine around the world

that there is a lack of knowledge on long term economic impacts

Nuclear fuel

Coal

Natural gas

Biogas

1900MW tidal power

8100MW tidal power

900MW tidal power

980MW tidal power

Coal

Fuel cells

Wind power

Wave power

the improvement in the infrastructure for using renewable energy sources

the lack of government and private financial support for the development of renewable energy sources

advancements in technological development of renewable energy sources

the motivation of private industry to proactively develop renewable energy sources

the potential substantial negative impact on marine and estuarine ecosystems

the lack of funding

that oceanic processes are not completely understood

the lack of technological advancement

Interference with spawning and migration of fish

Pollution and health hazard in the estuary due to blockage of flow of polluted water into the sea

Navigational hazard

None of the above

the emissions it produces once in place

its energy efficiency compared to conventional power sources

that people can use a single mill or develop a large scale wind farm

the initial startup cost