Union of Concerned Scientists

JULY 7, 2025

In the most recent report to Congress last year, the Interior Department and its United States Fish and Wildlife Service said wetlands are vital to up to half of bird species found in North America, more than 80% of threatened and endangered birds and about half of all the animals and plants covered under the Endangered Species Act.

Endangered Species Act

Law Columbia

NOVEMBER 1, 2016

The Ninth Circuit Court of Appeals reversed a district court decision that vacated the listing of the Beringia distinct population segment (DPS) of the Pacific bearded seal subspecies as “threatened” under the Endangered Species Act (ESA). The plaintiffs charged that the U.S.

2016

HumanNature

FEBRUARY 7, 2022

Polar bears were the first species to be listed under the Endangered Species Act proactively. Sea ice in the Canadian Arctic Archipelago: Modeling the past (1950–2004) and the future (2041–60). Fasting season length sets temporal limits for global polar bear persistence. Nature Climate Change , 10 (8), 732-738.

Climate Change

Law Columbia

FEBRUARY 10, 2020

Fish and Wildlife Service (FWS) acted arbitrarily and capriciously when it designated the northern long-eared bat as “threatened” rather than “endangered” under the Endangered Species Act. Northern Plains Resource Council v.

2020

ESA

JANUARY 31, 2022

USFWS: The agency is proposing listing the Sacramento Mountains checkerspot butterfly (E uphydryas anicia cloudcrofti ) as an endangered species. This proposed rule contrasts the Fish and Wildlife Service’s 2004 and 2009 determinations that the species did not warrant protections.

2022

Law Columbia

MAY 7, 2021

The plaintiffs asserted Endangered Species Act claims, focusing on the federal agencies’ consideration of impacts on grizzly bears and bull trout; the plaintiffs alleged that bull trout are “particularly vulnerable” to climate change because they require cold water to spawn and rear. The Minnesota Supreme Court adopted the U.S.

2021