10 free trees if you sign up today

Start your journey to help save the ocean and fix the climate today

Plant trees and coral. Remove plastic. Fund advocacy campaigns.

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Join 2 million others taking action today

3,679,728

Actions taken

343,865 km²

Ocean protected

$2.1M

Raised for projects

56

Species protected

4,166,390

Trees planted

134,664

Corals planted

Why you’ll love Only One

Grow your own forests and reefs
Remove plastic from oceans and rivers
Fund effective advocacy campaigns
Plans from $9.00/month

100% of your funds go to impact

Grow your own ocean forests and reefs

See your impact come to life with precise tracking and updates from the field.

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Why grow an ocean forest?

4x more carbon

stored by ocean forests than a tropical rainforest on land

You planted 24 trees in Senegal

Unique ID: #32756

You planted 2 corals in Mo'orea

Unique ID: #2847

Why grow an ocean forest?

4x more carbon

stored by ocean forests than a tropical rainforest on land

You planted 24 trees in Senegal

Unique ID: #32756

You planted 2 corals in Mo'orea

Unique ID: #2847

Remove plastic pollution

Help tackle the climate crisis and stop plastic waste choking the ocean.

Explore plans

You removed 3kg of plastic in India

Unique ID: #4785

You reduced emissions by 2.5t in Cambodia

Unique ID: #1847

You reduced emissions by 2.5t in Cambodia

Unique ID: #1847

You removed 3kg of plastic in India

Unique ID: #4785

Save the planet through advocacy

Fund campaigns and sign petitions that win! Plus hear from inspiring activists and expert conservationists on steps we can all take.

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Inka Cresswell, Wildlife Filmmaker

Titouan Bernicot, Coral Gardeners

Inka Cresswell, Wildlife Filmmaker

Titouan Bernicot, Coral Gardeners

Hear from our community

Together, we’re an unstoppable force for change.

“

For anyone looking to take action for our ocean and our climate, Only One gives us incredible tools to make a difference and track our individual impact.

Lauren Russell

Actress, Ocean advocate

Los Angeles, United States

“

Only One extends inspiration into tangible, traceable action for all of us.

Carissa Cabrera

Marine biologist, TikTok creator

Kailua, Hawai'i

“

Intuitive, informative, elegant. Taking action to save our planet is ‘Only One’ click away and I can’t stop smiling!

Ümit Hardal

Explorer, Artist, Activist

Copenhagen, Denmark

“

Only One is awesome. It’s great to have an easy place to go, make change, and learn about what we can all do in our every day lives.

Kelsey Williamson

Photographer

Oahu, Hawai'i

10 free trees if you sign up today

Get started with simple, impactful action for the planet today

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