Grist: Less than a week to go before the New York primary, Hillary Clinton and Bernie Sanders will hold their ninth debate on Thursday on both their home turfs - Brooklyn. Though the environment hasn`t cropped up in many of the previous debates, it`s looking as though it will be on the table during this one with CNN and NY1. Last weekend, Sanders held climate rally for activists in upstate New York and he`s taken plenty of opportunities to go after his opponent on hydraulic fracturing. And on Wednesday,...