'It stinks': Heat wave emphasizes poor Delaware Valley air quality

The Delaware Valley heat wave emphasized what many residents already know, which is the air quality across Philadelphia and Delaware County is rated poorly.

Carbon dioxide in atmosphere 50% higher than dawn of industrial age

Scientists say the annual peak of global heat-trapping carbon dioxide in the air has reached another dangerous milestone: 50% higher than when the industrial age began.

Cruises from Venice restart, bringing environmental protests

The voyage heralded the return of cruise ships to Venice but reignited an anti-cruise movement that opposes the passage of the enormous ships through the fragile lagoon.

Biden admin to suspend oil, gas leases in Alaska’s Arctic National Wildlife Refuge

The Biden administration is suspending oil and gas leases in Alaska’s Arctic National Wildlife Refuge as it reviews the environmental impacts of drilling in the remote region.

Milkweed planted in California to help monarch butterflies

Milkweed plants are seen as critical because the orange-and-black butterflies lay their eggs on them. Their caterpillars also eat them.

3.0-magnitude quake strikes off Malibu coast

A preliminary 3.0-magnitude earthquake struck Monday morning off the Malibu coast, according to the U.S. Geological Survey.

Study warns infertility due to climate change poses 'major threat' to many species

A new study warns that warmer temperatures could cause male infertility across many different species due to climate change, posing a previously unforeseen “major threat” to our biodiversity.

1st large-scale, offshore wind project that could power 400K homes approved

The 800-megawatt Vineyard Wind project, south of Martha’s Vineyard near Cape Cod, would be the first utility-scale wind power development in federal waters.

EPA proposes phaseout of greenhouse gas coolants used in refrigerators, air conditioners

In the first Biden administration rule aimed at combating climate change, the Environmental Protection Agency is proposing to phase down production and use of hydrofluorocarbons, highly potent greenhouse gases commonly used in refrigerators and air conditioners.