Associated Press: Northern New England is turning to the sun, wind and waste wood for clean, renewable power, but there’s a serious problem: the threat of gridlock on electricity "highways." A prime example is New Hampshire’s northern Coos County, where there are proposals to build renewable energy plants with roughly 460 megawatts of capacity – two-thirds of the proposed renewable projects in the state – to run over a transmission line that can only handle 100 megawatts. The …