The Tenth Circuit granted in part and denied in part an environmental group's petition to review EPA approval of Colorado's 2019 SIP revisions. The group argued the revision to the permit requirement for new emission sources prevented regulators from blocking construction when a new source woul...

A district court granted a conservation group's motion to preliminarily enjoin BLM from authorizing grazing in approximately 22,000 acres of land located in key research natural areas (RNAs) that were made unavailable to grazing in BLM's 2015 conservation plan for greater sage-grouse in Oregon....