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88 FR 33555

SIP Proposal: Alaska (revisions and repeal of state regulations to limit water vapor emissions that may contribute to ice fog and to address the use of high-sulfur marine fuels near the communities of St. Paul Island and Unalaska).

88 FR 33722

EPA proposed to list certain substitutes under the Significant New Alternatives Policy program in refrigeration and air conditioning.

88 FR 33143

EPA seeks comment on two sets of amendments to the California Air Resources Board's Small Off-Road Engine regulation.

88 FR 33075

NMFS announced its 90-day finding on a petition to list the smalltail shark as threatened or endangered under the ESA, finding that listing may be warranted and commencing a status review of the species.

88 FR 33240

EPA proposed revised new source performance standards for greenhouse gas (GHG) emissions from new fossil fuel-fired stationary combustion turbine electric generating units (EGUs) and for GHG emissions from fossil fuel-fired steam generating units that undertake a large modification; emission guidelines for GHG emissions from existing fossil fuel-fired steam generating EGUs, which include both coal-fired and oil/gas-fired steam generating EGUs; emission guidelines for GHG emissions from the largest, most frequently operated existing stationary combustion turbines, and is soliciting comment on approaches for emission guidelines for GHG emissions for the remainder of the existing combustion turbine category; and to repeal the Affordable Clean Energy Rule.

88 FR 33194

FWS designated approximately 1,869 acres in Miami-Dade County, Florida, as critical habitat for the Miami tiger beetle under the ESA.

Center for Biological Diversity v. United States Fish and Wildlife Service

The Ninth Circuit affirmed vacatur of FWS' designation of an area in the northern Santa Rita Mountains as occupied critical habitat for jaguar. An environmental group initially sued FWS, challenging the Service's conclusion that a proposed copper mine project in the area would not destroy or adverse...

Alliance for the Wild Rockies v. Petrick

The Ninth Circuit vacated two district court rulings in challenges to the Forest Service's approval of a logging project in the Idaho Panhandle National Forest. An environmental group sued the Forest Service in two separate suits, arguing it violated the Healthy Forest Restoration Act (HFRA) and NEP...