Environment & Science

The rule was published earlier this month and applies to all 3,117 water systems. Both chemicals belong to the group of perfluoroalkyl and polyfluoroalkyl substances, known collectively as PFAS, which are used in products such as nonstick cookware, carpets, firefighting foam and fast-food wrappers.

A winter weather advisory remains in effect until 4 p.m. Wednesday, with snow coming down in a predicted burst across much of the Lehigh Valley.

The Palmer Township supervisors rejected a proposal for a 185,000-square-foot manufacturing center near a housing development in the northern end of the township.

The Lehigh Valley Planning Commission's comprehensive planning committee gave preliminary approval for a warehouse development in Upper Saucon Township and a recycling plant in Plainfield Township.

A storm system is forecast to approach the Lehigh Valley on Wednesday and bring with it a variety of wintry hazards, prompting the National Weather Service to issue a winter weather advisory.

A complex storm system is taking aim at the Lehigh Valley on Wednesday, and the midweek event could bring an extended period of snow to the area. But forecasters caution the "warm nose" of the storm could spoil the event for some.

With all the precipitation that's fallen — 5.86 inches since Dec. 1 — we could've been buried under 58+ inches of snow so far this winter. But those storm systems haven't had much cold air to interact with, and it's made all the difference.

Trails are still up and skiers are still coming, just not at full capacity

PennVEST has approved an $8,022,000 loan for the Bethlehem Township Municipal Authority to improve stormwater retention for flood prevention throughout Bethlehem Township.

Alivia Giles, a Hellertown resident, competed against her family and friends in rabbit showing at the 2023 Pennsylvania Farm Show is Harrisburg.

Philadelphia set a record Saturday with its wettest March day on record, eclipsing 3 inches just before 2 p.m. The Lehigh Valley didn't get quite that much, but set a record of its own for the day, according to the National Weather Service.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

While not federally recognized, residents across the country for the last half-century have acknowledged Earth Day by demonstrating for more environmental protections, cleaning up their communities or learning more about the planet they call home through educational initiatives.

When excessive rain falls, the Lehigh Valley can see flooding of rivers, creeks, streams and other low-lying and flood-prone locations. These area roadways are usually impacted.

The Lehigh Valley is under a flood watch in effect from late Friday through Sunday morning, with excessive rainfall on the way and gusty winds following the storm that could result in power outages.

A coastal system is expected to bring heavy rain to the Lehigh Valley and much of the region this weekend, prompting concerns of flooding and power outages.

The Asthma and Allergy Foundation of America released its Allergy Capitals report this month. Allentown ranked in the Top 15 nationwide.

Late Tuesday marks the astronomical beginning of the spring season in the Northern Hemisphere, but forecasters say winter isn’t quite done with us yet.

A section of Institute Drive will be closed through most of April to protect breeding amphibians. Experts said the road-closing conservation effort is not only important for the animals, but also for the region’s overall landscape and ecosystem.

According to experts, the only way to view the total eclipse on April 8, 2024, is to be inside the 120 mile-wide path of totality. Outside of it, you won't have nearly the same experience.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s "Backyard Astronomy Guy," Marty McGuire.

Dieruff High School is in the process of modernizing and expanding its Learning Dome, a space for interactive, three-dimensional lessons.