The Arizona Energy Promise Task Force, established by Governor Hobbs, released a set of 31 consensus-driven recommendations today.

Lawsuit challenges Trump administration repeal of standards that limit brain-damaging mercury, lead, and other hazardous air pollution.

EDF Statement from Tomás Carbonell, Distinguished Counsel & AVP, U.S. Legal and Regulatory ...

Alberta published changes to methane regulations that won't sufficiently reduce methane emissions to meet federal standards.

It is critical that Alberta is held to a 72% by 2030 target, and that emissions reduction targets are set with a credible, science-based approach.

The Trump administration will pay an energy developer almost $1 billion in taxpayer funds to cancel the federal leases for ...

Groups file comments opposing rollback of plan that protects people in downwind states from smog-forming pollution that blows across state lines.

Arizona Gov. Katie Hobbs appointed longtime water leaders Susan Montgomery and Ted Cooke to the Water Infrastructure Finance Authority Board.

We work to stabilize the climate, strengthen the ability of people and nature to thrive and support people's health. Working in more than 30 countries, we focus on the areas where we can make the ...

Methane — a potent greenhouse gas — is accelerating short-term warming far more than carbon dioxide would alone. That warming is contributing to extreme flooding, stronger storms, more intense ...

The problem: Globally, agriculture contributes one-quarter of the pollution warming the climate. At the same time, climate impacts like droughts and heat waves are already threatening the livelihoods ...

(Washington, D.C. – January 22, 2026) Newly disclosed records about the Trump administration’s “Climate Working Group” (CWG) reveal brazenly unlawful actions behind the creation of a report that ...