Environment & Science

How much snow is coming this winter? Model ensembles and long-range outlooks are starting to yield some clues.

Officials at Jacobsburg Environmental Education Center on Wednesday held their annual "Monarch Madness" tagging event. Four male and two female monarchs were tagged.

Just days away from the official start of fall, forecasters say the Lehigh Valley will see a long stretch of dry weather and seasonal temperatures ahead.

Residents can anticipate a flood watch in effect for a significant portion of the area Tuesday night and throughout Wednesday, as heavy rainfall from showers and thunderstorms is expected.

Leaf-peeper season is right around the corner. Here's when to be on the lookout for pops of brilliant yellows, oranges and reds across the landscape.

Kathleen Covalt, who teaches online classes through Northampton Community College for adults interested in learning about unidentified anomalous phenomena, or UAPs, said there's hope for future disclosures.

A stalled front will take a parting shot at the Lehigh Valley on Monday, bringing additional showers, thunderstorms and possible downpours, forecasters say.

Sunday could be mostly a washout, with showers and the potential for heavy rainfall in the forecast throughout the day. Things are looking up, though, for later in the week.

The 17-year-old Allentown Central Catholic senior has been monitoring the creek's surface lead concentrations, and plans to continue researching.

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.

Neither snow, nor sleet, nor hail. There's frozen precipitation in the Lehigh Valley forecast on Wednesday — it's called graupel.

The Easton Environmental Advisory Council on Tuesday unanimously voted to send a letter to city council and Lafayette College outlining their concerns after more than 40 trees were cleared.

Borough council on Monday night heard a presentation on options to mitigate PFAS in its residential drinking supply. None of the proposals are cheap.

On Sunday, a counterclockwise-spinning low pressure system was moving up the coast. The Lehigh Valley was on the western side of the low, which meant heavy rainfall.

The Slatington-based nonprofit promotes conservation through education, research and outdoor recreation for all. Through that work, the landscape has radically changed for the better, making the Lehigh Valley a greener place.

Hundreds of power outages were reported across the Lehigh Valley early Monday following heavy rains. At least 2.35 inches fell at the airport.

Proposed shipping routes showed Norfolk Southern trains carrying LNG directly through several Lehigh Valley municipalities on their way to southern New Jersey.

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

This year's Energy and Environment Summit, led by the Greater Lehigh Valley Chamber of Commerce, was held Friday morning at The Club at Twin Lakes.

City officials in Easton are warning that a large bear was spotted Thursday on College Hill near Parker and Shawnee avenues.

The Lehigh Valley Youth Climate Summit is slated for Saturday at the Nurture Nature Center. The event is free, with a lecture open to the general public.

Ticks are showing up in greater numbers this year across the Mid-Atlantic and Northeast. So far, more than 700 ticks have been sent in for a testing program in Connecticut that normally would have gotten 200 to 300 by now.