Solar panels quit the moment the sun goes down, and wind turbines slow to a crawl whenever the air goes still. That intermittency is the oldest knock against
The company which developed it was bought by E.ON and shut down. But seems like China has copied it (there are several articles in The Guardian about that), and continues to develop it because it is a superb principle.
There is also the Pelamis Wave Power Technology.
The company which developed it was bought by E.ON and shut down. But seems like China has copied it (there are several articles in The Guardian about that), and continues to develop it because it is a superb principle.