Rich countries promised $100 billion a year to reduce the effects of global warming. Reuters found large sums went to a coal plant, a hotel and chocolate shops.

Banning ultra short-haul flights, creating air-rail links, and upping taxes on domestic and short flights – European countries are leading the way towards a public transport system that favors train travel over flying, but not without problems.

U.S. Interior Secretary Deb Haaland says her agency will work to restore more large bison herds to Native American lands.

A Brazilian city with a population of 73,000 people is perched on the edge of disaster due to poor urban planning and deforestation. Deep craters are forming in and around the city of Buriticupu, located in the country’s northeast, which have swallowed up houses, streets and people alike.

Recycling was already a mess. Now a study finds that one facility may emit 3 million pounds of microplastics a year.

Engineers at the University of British Columbia have developed a filtration system that would permanently remove "forever chemicals" from drinking water. This news comes after a recent study revealed nearly 200 million Americans have been exposed to PFAS in their tap water. Dr. Madjid Mohseni, a professor at British Columbia, shares his research. 

A bill to ban common Styrofoam items including food containers is headed to Oregon Gov. Tina Kotek’s desk for her signature, one of two pieces of legislation aimed at reducing plastic pollution in the state. Senate Bill 543 would phase out polystyrene foam dishware, packing peanuts and coolers, and will prohibit the use of PFAS, the so-called “forever chemicals,” in food packaging. It takes effect Jan. 1, 2025.

Maybe this has been our fate all along, to achieve final communion with our own garbage.

The EPA says Americans could save up to $1.1 trillion in gas if the country adopts its proposal to impose the most stringent auto emission regulations ever.

You may have seen it around the Valley and thought it was a wildflower, but Globe Chamomile, or ‘stinknet,’ is an invasive plant. Over the years, more and more Arizonans have been complaining about how much there is, given that when it dries out, it becomes fire fuel.

The first thing Nalleli Cobo wanted to do when she heard the oil well in her South Los Angeles neighborhood was shutting down was scream. She had so much pent-up energy she didn’t know what else to do. Cobo grew up breathing foul-smelling, toxic emissions from an oil production site just 30 feet from her home. She sometimes caught whiffs of chocolate and citrus, which she thinks came from chemicals used to mask the fetid smell.

The term "forever chemical" might sound ominous, but there is a good reason for that. Formally known as per- and polyfluoroalkyl substances (PFAS), so-called forever chemicals are used in hundreds of common products for water-proofing and stain-resistance. They're also linked to a tremendous number of health problems, including liver and fertility issues.

The U.S. Fish and Wildlife Service has declared the bracted twistflower, native to the Edwards Plateau, a threatened species, a month after putting another Texas plant on the endangered list.

The majority of wealthy countries are creating unhealthy, dangerous and noxious conditions for children across the world, according to the latest Report Card published today by UNICEF Office of Research - Innocenti.

A growing number of state legislatures are considering banning the sale of cosmetics

A total of 88 House and Senate Democrats on Tuesday said the Biden administration’s proposed standards for soot air pollution are not stringent enough.

Many Colorado reservoirs could see some recovery, but the system's two largest reservoirs, lakes Mead and Powell, still face grim prospects.

As climate change makes storms warmer and wetter, the state’s flood control system is struggling to keep up.

The geology of Brazil's volcanic Trindade Island has fascinated scientists for years, but the discovery of rocks made from plastic debris in this remote turtle refuge is sparking alarm.

While Xcel Energy reported the leak of water containing tritium to state and federal authorities in late November, the spill was not made public until Thursday.