Originally published on the ECOreport.The US residential solar market grew 70% during the first half of 2015. Thanks to the addition of another 729 MW of utility-scale solar during the second quarter, the nation has installed more than 1 GW of PV for the last 7 quarters. According to the Solar Energy Industry Association’s (SEIA’s) latest US

Source: American solar capacity now exceeds 20 GW