Invasive species cost the global economy over a trillion dollars each year. Find out how these non-native organisms are introduced into an ecosystem, how they impact local communities, and which measures can be taken to help prevent the introduction of invasive species. ➡ Subscribe: http://bit.ly/NatGeoSubscribe #NationalGeographic #InvasiveSpecies #Educational About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta Read more in "Invasive species, explained" https://on.natgeo.com/31e5V9k Invasive Species 101 | National Geographic https://www.youtube.com/watch?v=gYNAtw1c7hI National Geographic null