One of Sarah Nelsonโs favorite days since founding the river conservation organization Protect Our Rivers was an October river cleanup in Denver with Odell Brewing that brought out participants of all ages decked out in Halloween costumes.
โYou would see the cutest little unicorn or a little witch who was on a mission to put river trash in her cauldron,โ said Nelson.

This simple notion of a single personโno matter how smallโtaking direct action to improve the health of a river is a core tenet of Protect Our Rivers, a nonprofit that Nelson started in 2020 to engage peopleโriver runners and otherwiseโin river protection. Protect Our Rivers organized 27 events in 2021 that drew more than 700 participants and removed more than 12,000 pounds of trash from eight different waterways in Colorado.
โWe started as a grassroots movement with the belief that one small act can lead to greater change,โ said Nelson. โSometimes you donโt think you can make a difference, or your actions donโt matterโor that they matter, but not on a scale to make a significant change. Our niche is showing people that actions do matter, their attendance at cleanups matters. The ways they compost and recycle and reduce water consumption have the potential to make a big impact.โ
Nelson also believes that โboots on the groundโ is the best way to get people engaged. Just passing out flyers doesnโt cut it.
โBut giving them an experienceโwhether thatโs a conservation experience like a river cleanup or taking them river runningโis a good entry point into what we do.โ

River cleanups have been the primary focus so far for Protect Our Rivers, which Nelson started after being inspired by a river trip through the pristine wilderness of Cataract Canyonโand the pride that the trip organizers took to leave the river as they found it.
โThe way river runners take care of campsites was like nothing I had ever seen,โ said Nelson. The Cataract trip, which was organized as a staff outing by Denver-based Down River Equipment, incorporated Leave No Trace principles on a whole other level. Nelson was particularly impressed by the organization and cleanliness of the camp kitchens.ย
That focused approach on river stewardship, โon top of the gorgeous canyon,โ gave Nelson the notion that all rivers need to be protected, starting with some trash removal. Nelson had experience with organizing river cleanups in her marketing role with the now-defunct Good River Beer, which partnered with 2 Percent for Rivers. After that gig ended, Nelson saw an opportunity to parlay her experience into establishing a new nonprofit that focused on river conservation, education, and access. These three pillars form the organizationโs mission.
โConservation is the number-one thing we have to doโwe protect rivers by organizing cleanups across Colorado and the Western Region to remove and prevent trash from getting into our waterways and harming ecosystems and aquatic life,โ said Nelson. โWe also use cleanups as a way to educate people on how to minimize their impact on the environment.โ
The access pillar is focused not on the policies (and politics) of providing and regulating boating launch sites but on the concept of invitationโmaking citizens feel welcome and appreciated in engaging in river stewardship.ย
Although river cleanups seem like an activity that would primarily draw paddlers, Nelson said most of the volunteers to date have not been river runners. The events have drawn citizens who recognize the benefits of rivers in their communities and witness the toll that abuse and neglect can take on these prized waterways, especially in urban areas.

โSome people have so appreciated what theyโve learned at river cleanups because theyโll realize that this is a river that their kids have played in and they didnโt realize how dirty it was,โ said Nelson. โThis creates the connection: They think about where their water comes from, where their kids play, and start to do something about protecting those places.
Combining river-running trips with cleanups is one of the groupโs short-term goals.
โWe tested it with our staff this year because we didnโt want to be putting people on water before we figured out the logistics,โ said Nelson. The group is also partnered with GOALS Youth River Expeditions, based in Evergreen, Colorado, which connects kids with rivers to โdemonstrate the positive impacts each can have on the other.โ Through their partnership, Protect Our Rivers will provide river education opportunities for GOALs youth participants.
Watershed education is more effective when kids can directly experience the consequences of peopleโs actions, Nelson said.
โParticularly for elementary or middle-schoolers, they donโt really understand how everything in our streets ends up in storm drains, and then the rivers. But by being at the cleanups, they have a chance to figure out ways to prevent that pollution source. Being on the river, they can see where the runoff ends in the watershed. All that trash they just picked up might have ended up in the river.โ
Expanding river protection nationwide
In 2022, expanding river cleanups across the U.S. is a key focus area for Protect Our Rivers, an initiative theyโll jump-start through their network of partners, such as Rocky Mountain Rafts in West Virginia and Astral in North Carolina.ย
Nelsonโs vision for the groupโs trajectory over the next five years is clear: Steadily growing grassroots initiatives like river cleanups across the U.S., expanding river access through education, and eventually having a seat at the table for policy advocacy.
โWe want to be known as a grassroots movement that lets you get your feet wet and your hands dirty,โ said Nelson. “And we want to be known as a group that recognizes you as part of this community. When we see you at a cleanup, we know your name. Together, weโre going to be a positive force to protect rivers.โ
Want to support Protect Our Rivers? Visit their donation page, or check out their stylish merchandise.

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