Green News Report 6/30/2015

Published: June 30, 2015, 6:21 p.m.

b"U.S. Supreme Court strikes down first-ever mercury pollution rules; NJ Gov. Chris Christie jumps into the 2016 GOP race - we'll tell you his position on climate change; Coal plant forced to clean up toxic air pollution in the Navajo Nation; PLUS: Solar-powered plane finally takes off on dangerous Pacific Ocean crossing..."