US president will unveil blueprint for reducing carbon pollution in speech at Georgetown University
Reports suggest long-awaited measures to curb US greenhouse gas emissions will be announced next month
Company says move reflects chief executive Tim Cook's commitment to green energy, efficiency, and removing toxic chemicals from products
Watered down bill aims to navigate Congressional barriers
Mixed reaction from green groups as President appoints pro-nuclear Energy Secretary Ernest Moniz
As environmentalists praise the President’s latest cabinet pick, World Resources Institute warns more ambitious policies are needed to cut emissions 17 per cent by 2020
Top official hints at plan to reform corporate tax code to drive investment in clean technologies
The EPA's out-going boss outlines how she wants the agency to help businesses reduce their environmental impacts
Rules to limit soot from power plants and diesel engines set to save 40,000 premature deaths and cut healthcare bills by $4bn
EPA suspends oil giant from new contracts, as fallout from Deepwater Horizon disaster continues