EcoWatch: Hillary Clinton, widely assumed to be planning another presidential run in 2016, spoke at a League on Conservation Voters (LCV) fundraiser in New York yesterday evening, displaying her usual cautious positioning and avoidance of anything that might be perceived as a leftwing pet projectsuch as the Keystone XL pipeline, which she failed to mention. Despite ongoing pressure from environmental groups, Clinton has consistently refused to address Keystone XL, saying she cant comment while the pipeline...