Ridge to Reefs

Ridge to Reefs Ridge to Reefs (RTR) was formed in 2011 to help protect and restore coastal and coral reef ecosystems

04/03/2026

It’s been such an honor building our largest Bioreactor Garden System (8,100 GPD) in Hawai’i for the National Park Service at such a sacred place as Pu’uhonua O’ Hōnaunau National Historic Park. Our team has been humbled by all of the support we received from some very special people and organizations. This project would not have been possible without engineering design from the late Francis Albert McCullough III, lovingly known as “Al”. Al was our good friend, mentor, and brilliant engineer who left us all too soon. Paul Sturm, our Executive Director, laid the foundation for this work, and led our team during construction in the field. Ricardo Liquet Gonzalez constantly supported field work through countless hours of chainsawing, making chips, Biochar, and in implementing biocontrol protocols treating the woodchips for pests - knocked it out of the park as always! John Astilla and Wesley Crile, who have worked with us on these systems since day one, and Kelly Harris, Soul Harris, Karen Backe, and the Ridge to Reefs team were amazing in charging forward with design updates, CAD drawings, coordination, and construction. Our team is proud of Phal Mantha who took the lead on contracting, procurement, input production, logistics, and project management for this project. Huge shout out to our friends Jesse, Hualalai, and Pukaua for helping with gathering and chipping all of the biomass. Steve Allen and Allen’s Plumbing were amazing as always and helped us in ensuring that all of the plumbing connections were perfectly made and easily serviceable for the future. Mahalo to Dash and Erika Kuhr at HIP Agriculture, for letting us rent their chipper, collect dried bamboo, and use their Kiln for making Biochar. Last but not least, gratitude to Emma for helping with so many tasks during this project and for making this reel. We have many more projects like this in the pipeline in Hawai’i and around the world. Stay tuned for more on how we turn waste water into clean water using nature :)

Check out the UN Environment Program's Global Wastewater Initiative (GWWI) Newsletter 12! The Bioreactor Garden RTR cons...
03/05/2026

Check out the UN Environment Program's Global Wastewater Initiative (GWWI) Newsletter 12! The Bioreactor Garden RTR constructed at a hotel in Guanica, Puerto Rico more than 8 years ago is pictured in this newsletter. That system is still treating 6,000 gallons of water every day! https://bit.ly/Newsletter12-2026

02/15/2026

Ridge to Reefs is proud to partner with Dwela and Wildlife Conservation Association Nosara to bring state-of-the-art sanitation upgrades to Serapia López Elementary School in Nosara, Costa Rica. Visit the GoFundMe page to be part of this effort: https://www.gofundme.com/f/support-healthy-sanitation-for-nosara-students

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Help Bring Clean, Safe Sanitation to Serapia López Elementary School

The Serapia López Elementary School in Nosara, Costa Rica is facing a serious sanitation challenge. Outdated septic systems and limited bathroom facilities put students and staff at risk. In a high-rainfall region where soil and groundwater conditions often cause septic systems to fail, this problem affects the school every single day.

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Please visit and share the GoFundMe page to be part of this effort: https://www.gofundme.com/f/support-healthy-sanitation-for-nosara-students

Ridge to Reefs is proud to partner with Dwela to bring state-of-the-art sanitation upgrades to Serapia López Elementary ...
02/11/2026

Ridge to Reefs is proud to partner with Dwela to bring state-of-the-art sanitation upgrades to Serapia López Elementary School in Nosara, Costa Rica. Visit the GoFundMe page to be part of this effort: https://www.gofundme.com/f/support-healthy-sanitation-for-nosara-students

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Help Bring Clean, Safe Sanitation to Serapia López Elementary School

The Serapia López Elementary School in Nosara, Costa Rica is facing a serious sanitation challenge. Outdated septic systems and limited bathroom facilities put students and staff at risk of health issues, disrupted learning, and unsafe conditions. In a region where soil and groundwater conditions often cause septic systems to fail, this problem affects the school every single day.

Dwela is stepping in to help — and we’re not doing it alone.

We are teaming up with Ridge to Reefs, an environmental organization that has been awarded $8,000 by the Ford Foundation to install a biogarden and septic system and to facilitate a training program for local contractors on sustainable sanitation solutions. This funding is a huge step forward, combining environmental innovation with local capacity building.

However, the school’s sanitation needs go beyond the scope of these funds.

The Ford Foundation grant covers one biogarden and septic system, but Serapia López Elementary still urgently needs additional upgrades to several bathrooms and multiple septic installations to safely serve all students and staff. Without these upgrades, the sanitation challenges will continue.

That’s where you come in.

Our goal is to raise additional funds to facilitate a complete sanitation upgrade for the school.

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Please visit and share the GoFundMe page to be part of this effort: https://www.gofundme.com/f/support-healthy-sanitation-for-nosara-students

A great - if chilly! - time building a Johnson-Su Bioreactor with the team at AgriHood Baltimore yesterday! The cold can...
01/30/2026

A great - if chilly! - time building a Johnson-Su Bioreactor with the team at AgriHood Baltimore yesterday! The cold can't stop this community garden! A Johnson-Su bioreactor produces rich fungal compost. The airflow and moisture keeps the compost pile aerobic, making a diverse fungi and microbial community. The resulting compost is rich soil amendment that feeds the plants a balanced mix of the nutrients they need. Thanks to the team at AgriHood Baltimore for having us out. Stay warm this weekend, all!

01/23/2026

Sometimes, we just stop in awe of nature’s power. We are all part of the environment we live within. Moments like these are grounding reminders of how small we are, and how powerfully connected is this living world.

This bamboo harvest made woodchips for compost & makes ideal biochar for agricultural purposes. The biochar provides a h...
01/11/2026

This bamboo harvest made woodchips for compost & makes ideal biochar for agricultural purposes. The biochar provides a home for microbes and plant-available nutrients, reducing the impact of biotic stressors such drought conditions. This biochar will be used for a conservation innovation grant project in partnership with HIPAg where we are doing crop trials and testing the efficacy of local inputs in the form of composts, biochars, and polycultural production models with traditional staple crops, taro (kalo), sweet potato (uala), and banana (mai’a).

01/11/2026

Address

7566 Main Street Suite 106
Sykesville, MD
21784

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

(410) 227-7689

Website

https://www.gofundme.com/f/support-healthy-sanitation-for-nosara-students

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