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The right poop for the sea: why whale excreta helps (and ours doesn’t)

Feb 9, 2026

For the ocean, whale poop is life-sustaining. Human sewage? Not so much. Biologist Joe Roman with the University of Vermont studies these marine "gardeners" who recycle nutrients from the Arctic to the Caribbean. His conclusion is simple: human waste in the ocean is the wrong nutrients in the wrong place. Whales, on the other hand, make the right poop in the right place, benefiting the ocean food web.

A new day for the oceans: a global treaty sets to safeguard the high seas

January 13, 2026

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Solutions

A landmark global treaty to protect the high seas goes into effect, establishing the first legal framework to govern and conserve over half the planet's waters that lie beyond national borders.

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From the Director's Desk

5 takeaways from recent global events at the World Ocean Summit & Expo Nippon Roundtable, UN Water Conference, and NY Water Week

Apr 10, 2023

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Ocean Sewage Alliance

History of Toilets As Used By 6 US Presidents

Ever wondered where Lincoln Logs really came from? From George Washington to Joe Biden, US Presidents have an interesting history with one of the best technological inventions: the toilet. This President's Day, see how these 6 leaders used the loo.

Feb 16, 2023

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Ocean Sewage Alliance

When National Poop Day Meets Valentine's Day

Celebrate National Poop Day by exploring a sewage so-loo-tions adaptation of one of the most famous love stories.

Feb 13, 2023

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Conservation

Talking Pee and Poo with Zuloo

OSA and Partners at The Nature Conservancy talk with the Zuloo Pōōdcast on wastewater pollution, the global sanitation crisis, and their effect on environmental ecosystems.

Feb 1, 2023

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Resources

Ocean Sewage Alliance operates as a project of Multiplier, a tax-exempt nonprofit 501(c)(3) organization that accelerates impact for bold initiatives working to foster a healthy, sustainable, resilient, and equitable world. Through its partnerships, Ocean Sewage Alliance is supported by a team of experienced professionals and trusted advisors who collaborate on operations, strategy, and shared learning. This collective approach helps our team stay focused on impact while working within a values-aligned organizational home. Learn more at mulitplier.org.

© 2025 Ocean Sewage Alliance. An operating project of Multiplier, a tax-exempt nonprofit 501(c)(3). Federal Tax ID: 91-2166435. Charitable disclosures.