The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem
- Ár: 2016
- Land:
- Genre: Documentary
- Stúdíó:
- Lykilorð: tree, ecosystem
- Leikstjóri: Chris Foito
- Leikarar: Yula Kapetanakos, Sean Callahan, Jeane Grace, Bob O'Brien, Becky Sibner, Mark Whitmore
