EcoWatch: The U.S. Environmental Protection Agency (EPA) has challenged the State Department on its draft environmental impact statement on the Keystone XL pipeline, objecting to its conclusion that the Keystone XL presents no significant climate change impact or environment risk. This criticism raises an important hurdle in the overall executive review process for its approval, and gives the pipelines opponents additional support in their fight against the project.
The U.S. EPAs challenge comes alongside...