Kentucky-born cellist Ben Sollee’s original song “Slackwater,” inspired by his 2018 exploration of Great Bay with marine biologists from the Edwin B. Forsythe National Wildlife Refuge and Rutgers University Marine Field Station, along with its music video, shot by Emmy-award winning videographer Mallory Cunningham, is an official entry in the Colorado Environmental Film Festival, taking place now through Feb. 21.

The song and video, collectively referred to as a songscape, were made in partnership with an organization called…