Get 1 free coral for World Ocean Week

Sign up today and we’ll plant a free coral for you to celebrate World Ocean Week  ✨

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

Plant trees and coral. Remove plastic and carbon.

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Join 2 million others taking action today

2,586,936

Actions taken

343,865 km²

Ocean protected

$2.1M

Raised for projects

56

Species protected

2,328,725

Trees planted

49,263

Corals planted

Why you’ll love Only One

  • Grow your own forests and reefs
  • Remove plastic and carbon pollution
  • Learn how to help save the planet
  • Plans from $9.00/mo
100% of your funds go to impact

01

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

02

Remove plastic and carbon pollution

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

Join now
You removed 3kg of plastic in India

Unique ID: #4785

You reduced emissions by 2.5t in Cambodia

Unique ID: #1847

In just one month

480 miles flown

you can reduce carbon emissions equal to

In just one month

480 miles flown

you can reduce carbon emissions equal to

You reduced emissions by 2.5t in Cambodia

Unique ID: #1847

You removed 3kg of plastic in India

Unique ID: #4785

03

Learn how you can help save the planet

Hear from inspiring activists and expert conservationists on steps we can all take.

Join now
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

Get 1 free coral for World Ocean Week

Sign up today and we’ll plant a free coral for you to celebrate World Ocean Week  ✨

Get started with simple, impactful action for the planet today

Join now

Take your first action today

Add your voice to campaigns

Join millions to protect wildlife, stop plastic, fight for environmental justice, and tackle the climate crisis.

Learn how to save the planet

Hear from inspiring activists and expert conservationists on steps we can all take to heal our Earth and ocean.

Fund effective solutions

Restore ocean health by growing your own forests and reefs, removing plastic, and eliminating carbon pollution.