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The Nature Conservancy in Maryland / DC

A black and yellow butterfly stretches out its wings while perched on a colorful blossom sipping nectar.
Eastern Tiger Swallowtail An indigenous female Eastern Tiger Swallowtail (Papilio glaucus) on an orange zinnia at Brookside Gardens in Wheaton, Maryland. © Lauren Peeler Brice
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Make a Difference in Maryland and DC

From Western Maryland's Central Appalachian forests to our nation's capital and beyond to the Chesapeake Bay, we're working on the ground to deliver large-scale, science-based conservation projects that will help people and nature adapt to a changing climate.

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A kayak floats in the calm, rippling water of the Chesapeake Bay. A large wooden house sits at the horizon, seeming to float on the water.

Video

Change is Here

Discover how the Maryland/DC chapter is working to tackle climate change and protect clean water for the Chesapeake Bay. (3:42)

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Our Stories

A group of three students clear brush in a forest, creating open space around a tall larch tree.

Conservation Update

Shoots of Hope

Beaver baffles and wild gardening techniques are spurring a regeneration of the locally endangered American larch at Maryland's Finzel Swamp.

By Mark Hendricks / The Guardian | Jun 03, 2022

Three people stand on the deck of a small boat carrying bushel baskets filled with oysters.

Video

Food for Thought

Chesapeake Bay Program Director Mark Bryer discusses our bay restoration work and the connection between oysters and clean water.

May 25, 2022

Watercolor illustration showing a backyard garden of native plants. A brown butterfly sits on a yellow flower in the left foreground. A ruby-throated hummingbird hovers next to a flower on the right.

Blog

Putting Down Roots with Native Plants

Our garden guide will help you choose plants native to the mid-Atlantic region, supporting pollinators and biodiversity.

By Ellen Gorman | Last updated May 23, 2022

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Two young girls laugh as they run along a grassy path lined with tall shrubs and grasses.

Conservation Update

Highlights

Explore conservation highlights from across Maryland and DC as featured in Nature Conservancy magazine's Summer 2022 issue.

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A person sits in a kayak, seeming to float on the horizon where the Chesapeake Bay meets the sky.

Donor Story

A Family's Commitment

Explore the story of three generations of conservationists and their love of the Chesapeake Bay.

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A wide, low wooden boardwalk cuts a path through tall marsh grasses, ending in an overlook point at Cranesville Swamp Preserve. Gray clouds hang low in the sky over a mountain ridge on the horizon.

Places We Protect

Connect with Nature

Experience and enjoy TNC's public preserves in Maryland and DC.

Explore
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Group photo of TNC MD/DC staff. A large group of people stand together outdoors in front of a backdrop of trees, smiling during the chapter's annual staff retreat.

Feature

Our Staff

Meet some of the people who are working to create lasting solutions in Maryland, DC and around the world.

Our Staff
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Conservation in Maryland and Washington, DC

Learn more about our conservation efforts across the region and ways that you can connect with nature.