Blog

Kick-off: Planning Peecycling for Franklin County, MA

Written by Julia Cavicchi. Posted on March 17th, 2026. Categories: Latest News.

Thanks to a grant from the Long Island Sound Future’s Fund–and the care enthusiasm of our many Western Mass partners–we’re kicking off a 2-year planning grant to help grow urine […]

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Rich Earth Summit Deep Dive: Regulations

Written by Julia Cavicchi. Posted on February 10th, 2026. Categories: Uncategorized.

Learn about the regulatory landscape for urine reclamation and other source separation systems in these illuminating presentations from our annual Summit! Watch more Summit recordings on our Rich Earth Summit […]

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Waving Goodbye & Hello to Long Island Sound Funding

Written by Julia Cavicchi. Posted on December 23rd, 2025. Categories: Latest News, Uncategorized.

We’re grateful for ongoing funding for our community-scale peecycling work from the National Fish and Wildlife Foundation’s Long Island Sound Futures Fund. We’ve wrapped up our project expanding implementation in […]

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Call for Volunteers

Written by Julia Cavicchi. Posted on December 16th, 2025. Categories: Uncategorized.

Deepen your involvement with the peecycling movement by volunteering to help with some of our projects! We’ve listed a few options in our sign-up form, and will be sharing new […]

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Brightwater Tools Update

Written by Julia Cavicchi. Posted on December 9th, 2025. Categories: Uncategorized.

Rich Earth’s spin-off Brightwater Tools is pleased to have received a planning grant from the University of Vermont’s (UVM’s) Leahy Institute for Rural Partnership. Working with UVM professors Eric Roy and Matt […]

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New Merch!

Written by Julia Cavicchi. Posted on December 2nd, 2025. Categories: Uncategorized.

Get your peecycling swag on with our new merch shop hosted by Worx, a worker owned union cooperative based out of Worcester, Massachusetts. While you’re here, you might also be […]

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Knowledge Hub Spotlight: Two New Toolboxes

Written by Julia Cavicchi. Posted on November 25th, 2025. Categories: Uncategorized.

We’re delighted to announce two new additions to the expanding family of knowledge hubs to help you learn about why and how circular sanitation tools can meet your needs. See […]

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11th Annual Rich Earth Summit

Written by Julia Cavicchi. Posted on November 18th, 2025. Categories: Uncategorized.

This year’s Summit took place in a two-part format: a place-based event on Cape Cod spotlighting regional challenges with nutrient pollution, followed by our virtual convening for the global community […]

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Room to Grow

Written by Julia Cavicchi. Posted on September 16th, 2025. Categories: Uncategorized.

Two years ago, we asked for your help in building a new room at our Research Center in Brattleboro – to help us reach more people through our education work, […]

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Indigo & (Liquid) Gold: Community Science Explorations

Written by Julia Cavicchi. Posted on September 9th, 2025. Categories: Uncategorized.

This summer, we collaborated with Putney School educator and artist, Rosi Olivan, to grow Japanese indigo (Persicaria tinctoria) fertilized with urine. We were excited about this project to: Plants were […]

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Partner Spotlight: Toilet Equity

Written by Julia Cavicchi. Posted on September 2nd, 2025. Categories: Uncategorized.

We’ve been excited to get to know the good folks at Toilet Equity, a nonprofit working at the intersection of public toilet access and resource recovery in Grand Junction, Colorado. […]

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ECO AmeriCorps Gratitudes

Written by Julia Cavicchi. Posted on August 19th, 2025. Categories: Uncategorized.

For years, the ECO AmeriCorps program has brought a steady flow of eager and enthusiastic humans to the Rich Earth family. We’ve been honored to be a host site in […]

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Update from Rich Earth’s spin-off, Brightwater Tools

Written by Julia Cavicchi. Posted on August 12th, 2025. Categories: Uncategorized.

Brightwater Tools continues to grow. Check out their updated website! FOOD WASTE to RESOURCE In addition to their focus on urine and overall solutions for sanitation systems, the Brightwater team […]

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Cultivating Change in Long Island Sound Watershed

Written by Julia Cavicchi. Posted on August 5th, 2025. Categories: Uncategorized.

Over the past two years, we’ve been focusing education efforts on the lower portion of our watershed–the Long Island Sound–to help seed and grow a cultural shift in thinking about […]

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Welcome to our Summer Interns! Feat. Guest Post on Peecycling at Family Vacation

Written by Julia Cavicchi. Posted on July 22nd, 2025. Categories: Uncategorized.

Welcome to our summer interns, Charlie & Ben! Charlie Bartholio is a Geology student at California State Polytechnic University, Pomona with a strong interest in sustainable agriculture and conservation. They […]

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Peecycling Education Updates: Hands-on Lab, Urban Hydrolink, and Co-Design

Written by Julia Cavicchi. Posted on July 15th, 2025. Categories: Education, Latest News.

We hosted an activity day for Pathways to STEM, a California-based science exploration program for undergraduates. Like last year, students rotated through a series of hands-on stations to explore key aspects […]

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Introducing U-Grow: The #1 Fertilizer!

Written by Julia Cavicchi. Posted on July 8th, 2025. Categories: Regulation.

Our urine fertilizer–permitted for land application in Vermont since 2012 by the Vermont’s Department of Environmental Conservation–is now registered as an official fertilizer! “U-Grow” is made from urine collected through […]

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Seeds in Rhode Island: Ocean Hour Workshop & Merino Park Toilet

Written by Julia Cavicchi. Posted on July 1st, 2025. Categories: Uncategorized.

In June, we partnered with Ocean Hour Farm–an organization dedicated to investigating how regenerative land stewardship can improve ocean health–to host a workshop on urine diversion as a tool for […]

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On-Farm Field Day: Soil Health and Recycled Amendments

Written by Julia Cavicchi. Posted on June 27th, 2025. Categories: Latest News.

We hosted a field day at the site of our research study on the effects of sanitized human urine, biochar made from biosolids, biochar made from sawdust, and compost (in […]

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New Pharmaceutical Publication

Written by Julia Cavicchi. Posted on June 24th, 2025. Categories: Research.

We’re thrilled to share a new peer-reviewed publication summarizing our research on the fate of pharmaceuticals in urine fertilizer! This research project was a 6-year collaboration between Rich Earth Institute, […]

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Community-Scale Peecycling Updates

Written by Julia Cavicchi. Posted on May 20th, 2025. Categories: Vermont.

Urine Donor Potluck We hosted a potluck to celebrate the community of over 250 urine donors who contribute their ‘liquid gold’ to our peecycling program. We shared research updates about […]

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Partner Update: Soil Health & Climate Action in Uganda

Written by Julia Cavicchi. Posted on April 15th, 2025. Categories: Research.

Rich Earth is collaborating with a new project in Uganda by providing fiscal sponsorship on a small grant supporting the Giving Hope Foundation’s Soil Health and Improvement project in the Hoima […]

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New Publication: Putting the P(ee) in Perennial Agriculture

Written by Julia Cavicchi. Posted on March 15th, 2025. Categories: Research.

A paper about the Land Institute’s urine recycling endeavors, “Putting the P(ee) in perennial agriculture: Reflections on a workplace urine reclamation project,” has been published by JAFCD as part of […]

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FAQ: Do nutrients from urine fertilizer still runoff into the watershed? How is that better than the current paradigm?

Written by Julia Cavicchi. Posted on November 10th, 2024. Categories: Latest News.

In the conventional paradigm, nutrient pollution can come from both wastewater treatment systems and farms. In a circular paradigm, when we replace imported fertilizer nutrients with locally available urine fertilizer […]

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New Farmer Guide to Fertilizing with Urine

Written by Julia Cavicchi. Posted on August 28th, 2024. Categories: Latest News.

The Rich Earth Institute is delighted to announce the release of its new Farmer Guide to Fertilizing with Urine. This resource provides farmers with practical insights into reclaiming human urine […]

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Partner Update: International Plumbing Code (Mathew Lippincott)

Written by Julia Cavicchi. Posted on August 16th, 2024. Categories: Latest News.

The Recode Model Code, a public domain code for ecological sanitation, continues to advance into the predominant North American plumbing codes. In December, Model Code contributors reconvened to revise and […]

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FAQ: Is urine fertilizer safe to use, given that urine can contain contaminants like pharmaceuticals and PFAS?

Written by Julia Cavicchi. Posted on July 10th, 2024. Categories: Uncategorized.

The short answer: Some residual pharmaceuticals are present in urine, but soil microbes have a high capacity to degrade them, and controlled field trials have shown that consumers receive no […]

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Rich Earth Palooza: A Celebration of Local Food Cycles

Written by Julia Cavicchi. Posted on June 7th, 2024. Categories: Uncategorized.

Saturday July 6, 1 – 4 PM WINSTON PROUTY: 209 Austine Dr, Brattleboro, VT 05301 Celebrate Brattleboro’s local food cycles at the Rich Earth Palooza–a day of fun & learning […]

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US WASH Convening 2024

Written by Julia Cavicchi. Posted on May 15th, 2024. Categories: Conferences.

Julia Cavicchi (Education Director) and Gretchen Saveson (Research Associate) represented Rich Earth at the US WASH Convening on May 7-8 in Washington, DC. This convening, co-organized by Vessel Collective, Dig Deep, […]

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Rich Earth shortlisted for the Food Planet Prize

Written by richearth. Posted on May 7th, 2024. Categories: Latest News, Uncategorized.

We are delighted to share that we are on the shortlist for the Food Planet Prize! The Curt Bergfors Food Planet Prize is world’s largest environmental award and is dedicated […]

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