Environment & Science

Some parts of the Lehigh Valley saw more than four inches of rain from Sunday into Monday, with precipitation still falling.

Schools are closing early and a large swath of the region is under a flood warning until at least 3:15 p.m. as the storm system that inundated the area overnight moves north.

The winter, or December, solstice takes place this year between sundown on Dec. 21 and sunrise Dec. 22

The Lehigh Valley Planning Commission at 11 a.m. on Wednesday is holding a meeting at its Allentown office to brainstorm and prioritize ways to decarbonize transportation across the region. Decarbonization is the process of reducing or eliminating carbon dioxide emissions.

Many spots could receive 2 to 3 inches of rain, forecasters warn, with areas of flooding possible Sunday night as another coastal storm targets the region.

Amid the joy and festivities, environmental advocates are urging residents to keep sustainability in mind during what can be a time of year when trash and waste spikes.

State environmental officials on Thursday evening hosted the last of five public engagement sessions, as they work to create a Priority Climate Action Plan, or PCAP, aiming to reduce greenhouse gas emission statewide and mitigate further effects of climate change.

Forecasters say another impactful storm is expected to move up the coast, bringing heavy rain and gusty winds to the region Sunday into Monday.

The new official map marks recently acquired land, while setting priorities for future desired open space.

A Tuesday evening webinar cosponsored by the Bethlehem Area Public Library and Bethlehem Food Co-Op focused on how residents can meaningfully participate in the city’s efforts to fight climate change.

More than 2,000 acres on 28 farms in 15 counties across the commonwealth were preserved. Here are the Lehigh Valley farms now safe from development.

More than six months after its launch, 33 air quality monitors have been installed throughout the Lehigh Valley as part of Lehigh Valley Breathes, a regionwide effort to monitor air quality amid emissions from trucking and warehousing.

Arcadia Development Corporation plans to tear down the SureStay Plus Hotel by Best Western at 300 Gateway Drive off Route 512, replacing it with a warehouse. The permit hearing is scheduled for 6 p.m. to 9 p.m. April 29 at Nitschmann Middle School in Bethlehem.

A one-day symposium at Lehigh gathered decision-makers from Pennsylvania's big-name universities, talking strategy for recruiting students cross-border and overseas, and touting economic and cultural benefits.

The city is working to establish an application process for microgrants ranging from $1,000 to $5,000, according to Allentown’s new sustainability coordinator.

The Lehigh Valley is under a slight risk of excessive rainfall, with the Weather Prediction Center warning of localized and isolated areas of flash flooding Thursday into Friday.

Hosted by the Northampton County Conservation District, the Envirothon is scheduled for April 18 at Louise W. Moore County Park. Teams will be tested in a handful of different topics, including wildlife, forestry, soils and land use, aquatic ecology and a current environmental issue.

The Biden administration on Wednesday finalized strict limits on certain so-called “forever chemicals” in drinking water that will require utilities to reduce them to the lowest level they can be reliably measured.

The Pennsylvania Museum and Historical Commission will recognize the Allentown State Hospital — which was demolished at the end of 2020 — as a significant part of the Commonwealth’s history by awarding it an Official State Historical Marker.

The results of Lehigh Gap Nature Center's 27th annual Lehigh Gap Area Feeder Watch are in. Find out what birds were spotted.

An extended view of the total solar eclipse that was promised in the Lehigh Valley on Monday afternoon never materialized due to thick cloud cover, disappointing many of the approximately 1,000 at The Promenade Shops at Saucon Valley.

It's solar eclipse day. Here are a few final things to know as we count down to the cosmic spectacle that has been dominating the public consciousness.