![](https://www.environmentalfilmfest.com/wp-content/uploads/2019/02/blue3.jpg)
An investigation into the effects of humans on our oceans follows four guardians who dive, study, and work with non-governmental organizations to draw attention to this issue.
An investigation into the effects of humans on our oceans follows four guardians who dive, study, and work with non-governmental organizations to draw attention to this issue.