Articles on Environment
Displaying 1 - 20 of 306 articles
Decades of pollution at Pittsburgh brownfields left bacteria that evolved to survive it – and maybe help clean up contaminated soil.
Berry’s belief that humans have a responsibility to care for God’s creation traces back to the Book of Genesis. So does an opposing argument for environmental exploitation.
Scientists went to the heart of the El Niño pattern to learn from living and fossil corals. The results show El Niño’s intensifying coincides with global warming.
Extended producer responsibility policies are gaining steam in the US, but what they entail can differ widely from state to state.
Understanding what happened in these forests 56 million years ago may help humanity recognize similar thresholds before we cross them again, the lead author of a new study writes.
Orbital data centers, space habitats, mining the Moon – despite taking place in space, the practices many companies are imagining will still affect the Earth.
Climate change, biodiversity loss and water conservation are often framed as problems in need of national policies. However, there is an often more important level of governance: the neighborhood.
Pressure from trade agreements can clean up sources of environmental harm, leading to cleaner rivers in the case of Mexico’s much-loved avocados.
A National Academy of Sciences report examined the latest advances in extreme event attribution science. As four of the authors explain, the type of disaster makes a difference.
Wastewater from Pennsylvania’s oil and gas wells is salty and radioactive, and doesn’t suppress dust. Two researchers explain why it keeps ending up on rural roads.
Many sustainability programs may be aiming at the wrong target because most entrepreneurs won’t become environmental activists.
If Congress didn’t believe habitat destruction and degradation constitute ‘harm’ under the statute, why would it require permits and plans to offset habitat loss?
A tick disease researcher explains the risks and how she avoids bringing home ticks from both work and walking her dog in the woods. Lint rollers, tick checks and some types of chemicals play a role.
Birds that migrate longer distances are the ones having the most trouble keeping up with climate change.
A newly drafted Pittsburgh Steelers player asked whether the city’s rivers are safe for swimming. A water researcher explains what ‘swimmable’ really means regarding the three rivers.
An environmental engineer who mapped microplastic pollution in three of Pennsylvania’s watersheds explains what it means for our health.
The number of ozone-related premature deaths due to wildfires is also rising.
A bat biologist walks through the steps for persuading a bat to leave your home, and what to do when a whole family decides to roost in your attic.
Salmon have faced a boom-bust cycle for years. Making their recovery last longer will require some big changes, including how hatcheries produce fish.
There are ways to reduce emissions without sacrificing yield. A new study shows how, and looks at a technique billed as ‘climate-friendly’ that makes emissions worse.



















