The Nature Conservancy - Invasive Species Initiative, Invasive Species Education and biodiversity

Stop the spread of invasive species! With your support, we can prevent the spread of invasive species.

What's New:

Tamarisk-Free
See how the Conservancy has helped restore 120 miles of the San Miguel River in Colorado.

Tree Killer
Learn about the emerald ash borer, an invasive species that has killed more than 25 million Ash trees in North America to date.

Gobbling Goats
See how we're employing a unique - and hungry! - work force to combat invasives in Washington.

Invasive Species in Depth

Visit our website for conservation practitioners. Find detailed reports, guides and information on invasive species.

View documents on conserveonline, a portal for the conservation community.

Read the Voluntary Codes of Conduct for the landscape and horticulture industries.

Invasive species damage the lands and waters that native plants and animals need to survive. They hurt economies and threaten human well-being. The estimated damage from invasive species worldwide totals more than $1.4 trillion – five percent of the global economy.

What You Can Do

Everyone needs to be part of the fight against invasive species. Here are some easy ways in which you can help stop invasive species:

What The Nature Conservancy Is Doing

The Nature Conservancy is working to prevent and control the spread of invasive species in all 50 states and across more than 30 countries around the world. Together with our partners we are focusing on prevention and early detection as the most effective strategies to combat invasive species. We work to:

Preventing and containing the spread of invasive species is vital to our efforts to protect native plants and animals across our lands, seas and rivers.