The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem (2016)

The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem (2016) - Documentary Movies 24 minutes. . The Hemlock Woolly Adelgid. It's a species few people have heard of - yet it is devastating the Hemlock forests and the delicate ecosystems that depend upon them. From infestations in our own backyards, the Hemlock Woolly Adelgid has already spread throughout the east coast of North America from the Carolinas up into Canada. tree, ecosystem