Brian Roewe

A Georgetown University study finds that enforcement of EPA air quality standards implemented in 2005 contributed to a 3% reduction in fine particulate matter concentrations nationwide within its first five years.

USCCB letter to Congress members says the U.S. "has a distinct responsibility to address climate change" as the world's leading historical source of greenhouse gas emissions and a leader in both emissions and energy use.

Ahead of Stockholm+50, religious leaders have called for humanity to reverse course from economic practices that abuse nature and heat the planet to dangerous levels, saying the faith voice has a pivotal role to play.

Two Vatican-sponsored events — part of this year's Laudato Si' Week celebrations of Pope Francis' 2015 encyclical on care for creation — discuss how ecological economics are fundamental to saving the world.

An online discussion May 23 as part of Laudato Si' Week brought together religious, Indigenous and academic voices to highlight the importance of biodiversity and ways to better ensure its protection.

Graduation season at several U.S. Catholic campuses this year included ecological messages in the words of wisdom offered to outgoing students.

The Vatican is placing the Laudato Si' Action Platform front and center during Laudato Si' Week 2022, with the hope that a week highlighting the initiative will inspire more Catholics and church institutions to sign up.

Pollution remains the world's leading environmental risk factor for disease and premature death, responsible for one in every six deaths, or 9 million premature deaths annually, according to a new report in The Lancet.

A major Catholic campaign is bringing constituents straight to their senators to find the votes needed to pass the $555 billion in energy incentives and emissions-slashing policies included in the now-idle Build Back Better Act.

Young Catholics frustrated with church leaders' silence on climate change can make a big contribution by pressing bishops to commit dioceses to net-zero greenhouse gas emissions, said panelists at a Georgetown webinar.

A true system of global sustainable development hinges on recognizing others as siblings in a shared world whose dignity and rights must take precedence over corporate interests, said Cardinal Michael Czerny.

Five months after enrollment opened, the Laudato Si' Action Platform and its organizers remain focused on building bottom-up momentum to deliver a Catholic contribution to efforts to combat climate change.

The 2022 legislative session of Maryland's General Assembly adjourned Monday at midnight, with environmental advocates celebrating a major victory in the form of the Climate Solutions Now Act of 2022.

Catholic development groups operating across the world said the latest report from Intergovernmental Panel on Climate Change made clear that countries must focus on "transformative solutions" with no time to waste.

Marquette announced an update March 24 to its university investment policy that bars investments in public securities whose primary business involves the exploration and extraction of coal, oil and gas.

Sharon Lavigne, a Catholic crusader of environmental justice for her St. James community in Louisiana's notorious "Cancer Alley," will receive this year's prestigious Laetare Medal from the University of Notre Dame.

Loyola University Chicago's conference on climate featured discussions that all touched on ways increasing global temperatures impact people's ability to live healthy lives, but often in disproportionate ways.

Concerns remain about how to conduct communal consumption of the Precious Blood amid a highly contagious virus, and cultivators of sacramental wine worry about what those decisions will mean for future business.

New solar array at Catholic University of America supports the Vatican's Laudato Si' Action Platform. It also supports the goal of Washington, D.C., to increase use of renewables and to achieve carbon neutrality.

As climate threats have risen, Bangladesh has also become a global leader in climate resilience, including working with organizations like Catholic Relief Services to help communities better withstand stronger storms.