Mark Ruffalo: Be an Avenger for Fracking

Dear Mark Ruffalo, As an energy researcher I am disappointed that you are using the media attention over your new Avengers movie to attack “fracking”–the revolutionary technology that uses controlled explosives high-pressure water jets to fracture once-useless rock formations so as to release bountiful oil and natural gas. I have no objection to celebrities getting involved with important political issues–if …