Environment & Science

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

Temperatures will be a roller coaster this week, with Sunday's seasonably cool air giving way to a few days of spring-like temperatures but with a chance of rain.

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.

Even with temperatures set to surge next week, experts say Mid-March could see a pool of cold air spilling into the Lower 48, potentially unleashing cold, stormy conditions.

A bright meteor raced across the skies around 6:50 p.m. Wednesday, with people near the Lehigh Valley reporting the sighting.

More than 100 businesses, officials, organizations and environmental advocates statewide — including two from the Lehigh Valley — signed a letter to Shapiro arguing his economic development plan, “Pennsylvania Gets It Done,” fails to prioritize sustainable industries and instead doubles down on fossil fuels.

LANTA and UGI Energy Services have signed a three-year deal that will provide the transportation authority with compressed natural gas collected from landfills in eastern Pennsylvania.

The Lehigh Valley stands alone as the only major climate site in the area with above-average snowfall this winter, but the pattern says winter could be just about over.

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

The Lehigh Valley Planning Commission last week released a draft of its Priority Climate Action Plan, a document almost a year in the making aimed at tamping down the region’s carbon emissions and mitigating the effects of climate change.

The severe thunderstorm watch comes amid a heat wave that looks to break Monday as a cooler air mass mercifully moves into the region Sunday night.

Excessive heat warnings have been posted in parts of the northeastern U.S. with heat indices of 105 to 110 degrees. Forecasters issued an excessive heat warning for southeastern Pennsylvania. As for Saturday, we're expected to hit a high of 96 in the Lehigh Valley.

One trick is to be sure to water plants at the base — not the leaves — to ensure the roots absorb the water. "Everybody waters the plant, but you need to water the soil," says one nursery manager.

The Lehigh Valley ranks as the eighth-highest industrial market in the U.S., it was disclosed at a Lehigh Valley Planning Commission roundtable meeting on Friday.

This week, Megan Frank is joined by environment and science reporter Molly Bilinski, and Northampton County reporter Ryan Gaylor.

Northampton County Council on Thursday approved nearly $650,000 in Livable Landscapes grants, most focused on expanding or improving the public trails.

With more than two dozen species of fireflies that call Pennsylvania home, it’s no wonder one was adopted as the state’s insect. But, these flashy insects are threatened due habitat loss and light pollution.

The American Red Cross is warning people to be aware of the signs and symptoms of heat-related illnesses as a heat wave sweeps the Lehigh Valley. They say a few simple tips can help save lives.

The Delaware River Sojourn, an eight-day guided paddling and camping trip, is underway. About 100 paddlers are participating.

The U.S. Occupational Safety and Health Administration's General Duty Clause essentially says employees are entitled to a safe and healthy workplace. In some cases, that applies to workers that can endure excessive heat, like during a heat advisory.

Looking for relief from the heat in Easton? The city is opening up City Hall and turning on the fire hydrants over the next few days to alleviate the sky-high temperatures.

Over the last three decades, more than 400 farms have been preserved in Lehigh County. The program aims to ward off development and protect open spaces.