Learning Center

The Mark Twain National Forest has many unique resources; both natural and cultural. On these pages, we've compiled information on some of these resources to highlight the resource or our management of them. Please explore the links to the left: nature and science, history and culture, safety, etc to learn more about what we have to offer!


Non Native Invasive Species on the Mark Twain

Emerald Ash Borer

NNIS have significantly impacted United States ecosystems and cost millions of dollars to prevent. Whether it is an insect, plant, weed, aquatic or terrestrial - NNIS can have a huge impact on the ecosystem they invade. Click here to learn more about these alien invaders and what you can do to stop their spread!