Science & Stewardship
Our science and stewardship mission is to conserve our region’s biodiversity, while creating an environment for exceptional educational opportunities.
Biodiversity is the variety of life on earth, including plants, animals and microorganisms.
To keep our ecosystems healthy, we must commit to supporting the plants, animals, and other organisms that call them home.
Our preserve’s greatest threats
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Overpopulated deer
threaten the future of our forests
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Invasive Species
displace native populations of plants and animals
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Chemical runoff
alters wetland ecosystems and quickens lake fill-in
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Climate change
shifts natural cycles on both global and local scales
Learn more
Habitat protection & restoration
Learn more about what we do to improve the quality of our habitats to support biodiversity.
Wildlife management
Discover how our research is used to maintain wildlife and protect the future of our forests.
Regional Collaboration
We understand that partnership is key to a sustainable future. Learn more about our partnerships with local organizations.
Blog
Peak Season: Trail Maintenance in 2020
Monarchs appear in Teatown’s fields to lay their eggs on the underside of milkweed leaves. The caterpillars remain there, busily munching away until they crawl off to undergo pupation inside a gold-speckled chrysalis. Hence, no milkweed, no monarchs! Life is rough for an organism whose life cycle is so tied to one plant for its survival. As the sole host plant for monarch caterpillars, the relationship between milkweed and monarchs is crucial.