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Ambitious new law in Washington sets a maximum limit—or, global warming potential (GWP), threshold on the HFCs used in stationary air conditioning and refrigeration, and mandates that a refrigerant management program be created to combat HFC releases from large existing…

Investments in energy efficiency and renewable energy under the Regional Greenhouse Gas Initiative (RGGI) can help lower electricity bills for Pennsylvanians, as well as improve public health, our climate, and Pennsylvania’s economy.

Federal approval of the first utility-scale offshore wind project in U.S. waters, Vineyard Wind I, is an important milestone in America’s offshore wind journey.

Our nation’s wetlands—marshes, bogs, fens, and swamps (and many other types you may never have heard of)—are unique, dynamic, and critically important water bodies that perform multiple functions that improve people’s lives and the environment.

As California and New York bills to address deforestation, intact forest degradation, and Indigenous exploitation move forward in the face of Canadian opposition, Canada will have to reckon with the precarious position in which it has found itself.

Concrete’s long-term climate relevance is not limited to emissions reduction: this ubiquitous material could one day serve as a global carbon sink. New and emerging technologies that can capture, utilize and store CO2 across multiple manufacturing phases and components of…

To be truly climate-smart and protective of our health, infrastructure policies and projects need to account for the inequitable burdens of disruptions such as power outages.

Sharing replicable strategies and lessons learned is critical for wide-scale reduction of food waste. Exchanging knowledge and learnings across cities allows cities to develop and borrow creative solutions to address food waste without recreating the wheel and overburdening staff capacity.

Paper Excellence’s announced acquisition of Domtar spells trouble for Canada’s boreal forest, and adds to a myriad of reasons why governments and companies need to prioritize safeguarding the boreal’s carbon-rich forests, biodiversity and Indigenous rights.

There's an unprecedented opportunity to finally fix the scourge of lead-contaminated tap water, and to address our decrepit drinking water and sewer systems. But we must act now!