Environment & Science

Based on history alone, fans of winter should be optimistic. But El Niño doesn't just affect one season, and scientists warn its possible return is a major cause for concern. Here's what we know so far.

The Pennsylvania Department of Environmental Protection lifted a drought watch for five counties, including Northampton County.

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

A nuisance system that moved through the region Sunday night brought the Lehigh Valley its first measurable snowfall of the season, the National Weather Service said.

The National Weather Service issued a winter weather advisory mid-Sunday afternoon, warning of potential slippery conditions as mixed precipitation moves through the Lehigh Valley into early Monday morning.

The winter solstice is celebrated in many ways by many cultures. How will you ring it in in the wee hours of Saturday morning, Dec. 21?

State environmental officials awarded $2.55 million in grants as part of a statewide effort to improve air quality in communities through cleaner fuel transportation infrastructure.

Wilson Area School District's second annual Family Computer Science Night welcomed hundreds of students to learn all about computers, AI, robots, and the future careers they could have in the field on Thursday evening.

Plans by Pediatric Cancer Foundation of the Lehigh Valley to construct a 1,200-square-foot addition to its existing administrative offices at 4501 Crackersport Road were approved by the South Whitehall Township Planning Commission on Thursday night.

Three farms in Lehigh County were the latest to be included in Pennsylvania’s Farmland Preservation Program. The program aims to ward off development and protect open spaces.

A system arriving Sunday night could bring a period of snow and ice to the area before a changeover to rain but “there remains considerable uncertainty with the details.”

During the 2023-24 hunting seasons, a record-breaking 261,672 pounds of venison from 6,905 deer and six elk statewide was donated through Hunters Sharing the Harvest. Find out how much was donated in the Lehigh Valley.

Part of the DCNR Community Conservation Partnerships Program, the grants support projects to develop new parks, rehabilitate existing spaces and protect vital natural habitats. A dozen Lehigh Valley projects were funded.

The Blue Mountain fire, also called the Gap Fire, on Nov. 2 erupted in Lehigh Township. The fire, which grew from 150 acres to almost 600, took seven days of fighting before it was marked 100% contained.

The rainfall is expected to be heaviest Wednesday afternoon and evening as a cold front approaches, with forecasters not ruling out some rumbles of thunder possible in the Lehigh Valley.