Climate Central: The federal government on Friday unveiled its vision for wind farms off of nearly every U.S. coastline by 2050, in an effort to generate 86 gigawatts of electricity from offshore wind enough zero-carbon power for more than 23 million homes. The National Offshore Wind Strategy, part of the Obama administrations Climate Action Plan, calls for major investments in offshore wind farm construction now that North Americas first offshore wind farm has been completed off of Rhode Island and 11 areas...