Reading Maria Surma Manka’s Maria Energia site tipped me to an interesting source of chemical energy that is abundant and close to many major metropolitan areas. Currently called osmotic energy it’s really a use of the salinity gradient energy that becomes available when fresh water contacts with seawater. The osmosis name comes from the membrane […]

I’m not real certain just what the process is for the Crown Estates in the UK about leasing tidal areas, but it seems to be competitive for at least two companies to battle to have their ocean current designs installed at Pentland Firth, off the coast of Scotland. Pentland Firth is in the UK’s far […]