invasive species Archives

A new invasive plant threatens Pennsylvania forests. Here’s how you can help.

Savannah Colberg·July 29, 2026

Experts are working to stop the spread of the wavyleaf basketgrass, but they say public awareness and participation in an upcoming event are critical to protecting the state's forests.

Conservation Latest Stories

A finger pointing to a word in an old book

About 250 years ago, America’s Founding Fathers took on one of the nation’s first invasive species

Susan Phillips·March 6, 2026

The invasive Hessian fly spurred suspicions of biological warfare, threatened the new nation’s economy and inspired the nation’s first citizen science project.

Conservation Food and Agriculture History Wildlife

Help wanted: Stop the spread of invasive round goby fish in Pa.

Kara Holsopple·October 31, 2025

The Eurasian round goby is causing big problems in Lake Erie, outcompeting native fish. Pennsylvania is looking to anglers to help stop it from spreading to inland waterways.

Conservation Recreation Water Wildlife Your Environment Update

Black and white photo of Japanese crown prince and another man in a suit looking in a fish tank.

How U.S. bluegill became an invasive fish in Japan

Points North·October 31, 2025

In October 1960, Prince Akihito of Japan visited Chicago for 21 hours. Chicago’s mayor presented the prince with a diplomatic gift: 18 bluegill. What happened next would change the underwater world of Japan forever.

Wildlife

A man in a yellow jacket stands on a truck overlooking a burning field

Beating back an invasive plant with fire

Kara Holsopple·October 24, 2025

After months of planning, the Pittsburgh Botanic Garden completed a prescribed burn on its Dogwood Meadow to inhibit the spread of a plant dubbed the “plague on the prairie.”

Conservation Wildlife Your Environment Update

This group wants to help you make your yard more wild

Kara Holsopple·October 23, 2025

Wild Ones wants to help people plant yards and gardens that nurture the Earth rather than harm it. This fall, try leaving the leaves in your yard to help wildlife.

Conservation Wild Pennsylvania Your Environment Update

Pittsburgh Botanic Garden to use prescribed fire in its meadow, a first for Allegheny County

Andrew Moore·September 30, 2025

As soon as next week, the Garden will use fire to help control an invasive plant in its beloved dogwood meadow. Prescribed fires also help create habitat for wildlife.

Conservation

An illustration of a hiker in a forest crossing a small stream that leads into a larger creek

How volunteers are restoring Pennsylvania’s trails to withstand climate change

StateImpact Pennsylvania·August 14, 2025

Trail managers are rethinking management strategies as climate change brings more heavy rains, flooding and invasive species.

Climate Change Conservation Recreation Wild Pennsylvania

A woman looks at her smart phone while taking a photo of a tree.

Raystown Wildlife Watch invites visitors to help conservation efforts with mobile app

Sydney Roach·May 16, 2025

The data will help guide the conservation efforts at Raystown Lake, including managing invasive species.

Conservation

A museum exhibit of dogwood trees and flowers

Invasive plants take the spotlight in a new exhibit

Kara Holsopple·April 18, 2025

The new “Uprooted: Plants Out of Place” exhibit at Carnegie Museum of Natural History in Pittsburgh examines the complexities of invasive plants.

Climate Change Conservation Your Environment Update

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