Blue Energy : Salinity Gradient for electricity production

A relatively new kind(discovered in 1970, however, major developments in this type of renewable energy can be seen mainly in the last decade) of renewable energy source was identified where electricity is generated when fresh water mixes with saline water.

This fort nigh let us gather various information about this type of energy. Any thing you know about this energy can be shared as a reply to this post.

Water to Energy