Invasive species

Hemlock art installation

As Eastern hemlock trees die off, an art installation creates space for reflection and mourning

Climate Change

Climate change is spurring the hemlock wooly adelgid, an invasive insect, to move further north, and it’s bringing down many hemlock trees.

The silhouette of roseau cane during a sunset on the Louisiana coast.

In a hungry little insect, a big threat to Louisiana’s coast

Invasive species

Report: Invasive species target islands, coastal areas while upending ecosystems

Welland Canal

The death and life of the Great Lakes

The spring bloom in California’s Anza-Borrego Desert State Park is pictured here.

Here are a few ways to make the most of wildflower season

a lionfish

Conservationists want you to eat more lionfish. Wait, what?


Lionfish is a delicacy that’s catching on in restaurants. But in this case, conservationists are begging you to eat your fill.

Garden in the Woods sandplain

Invasive species threatening New England’s plant life


Native wildflowers are springing up at the New England Wild Flower Society’s Garden in the Woods near Boston. But climate change, aggressive invasive species and insects are stressing some iconic plants.

Canyon grassland

Invasive species threaten native grasslands in the Pacific Northwest


The Blue Mountains in Washington State are home to some rare wildflowers and grasses, but invasive plant species are threatening to take over this delicate ecosystem.

An image of a Patagonia beaver taken from a video by Motherboard.

It’s open season on Patagonia’s voracious, disruptive … beavers?


In their natural habitats, beavers and their dams are vital parts of the ecosystem. But in Patagonia, where the beaver is an invasive species, they’re wreaking havoc on the local environment. Now the government is responding to stop the damage, and even local cooks are doing their part.

Conservation volunteers at the Boston Harbor Islands National Park.

Conservationists fight off invasive species at Boston’s Harbor Islands


Park rangers at Boston’s Harbor Islands are using an army of volunteers and young conservationists to fight the spread of invasive plants and animals in their park.