What is at stake in the Keystone XL pipeline ruling?

A U.S. federal judge in Montana halted construction of TransCanada Corp's Keystone XL oil pipeline on Thursday, saying a U.S. environmental analysis "fell short of a 'hard look'" at the cumulative effects of greenhouse gas emissions and the impact on Native American land resources.

from Reuters: Business News https://ift.tt/2JRIKtq