
Many well-known celebrities are now using their influence to support practical solutions for climate change and conservation. They’re investing in things like clean energy, access to clean water, and more sustainable practices in industries like fashion and touring. These efforts are focused on creating lasting, measurable improvements. Here’s a look at twenty celebrities who are dedicating their time and money to projects that protect the environment, reduce pollution, and minimize waste, with details on what they support and how they’re making a difference.
Leonardo DiCaprio

Leonardo DiCaprio is a major supporter of environmental causes, providing funding through his organization, Earth Alliance, and its partners. This support helps protect wildlife by creating safe passages for animals, establishing marine reserves, and empowering Indigenous communities to care for their lands. He also quickly provides aid when disasters threaten natural environments and uses his filmmaking to influence discussions about oceans and climate change.
Jane Fonda

Jane Fonda is actively involved in the fight against climate change through her initiative, Fire Drill Fridays, which aims to influence lawmakers. She also focuses on funding groups working to stop new fossil fuel projects and supports political candidates who prioritize strong climate policies. Additionally, Fonda provides resources and guides to help local activists organize peaceful protests and build effective partnerships.
Mark Ruffalo

Mark Ruffalo helped start the Solutions Project, which works to bring clean energy to communities nationwide. The project provides funding and media assistance to groups developing local solar power and battery storage systems. Ruffalo also actively opposes fracking and supports studies on how fossil fuels affect public health. He focuses on connecting researchers with local leaders to quickly implement effective clean energy initiatives.
Shailene Woodley

Shailene Woodley champions programs that help young people become leaders, focusing on environmental awareness and civic involvement. She teams up with organizations dedicated to ocean health, participating in beach cleanups and efforts to reduce plastic waste. A key part of her activism involves speaking out about pipeline projects, emphasizing the need to protect water sources and respect the rights of Native American tribes. She also collaborates with groups working to encourage people to vote, highlighting climate change as an important issue.
Emma Watson

Emma Watson is a strong advocate for eco-friendly fashion, focusing on how and where clothes are made and the materials used. From the start of her career, she’s supported brands committed to fair labor practices and has drawn attention to certifications that ensure good working conditions and environmental protection. She’s also working with a leading luxury fashion group to set ambitious goals for reducing environmental impact and protecting nature. Her own fashion choices frequently feature clothing made from sustainable materials like organic and recycled fabrics.
Jason Momoa

Jason Momoa created Mananalu Water to replace plastic bottles with more easily recycled aluminum cans. He’s a passionate advocate for protecting our oceans, working to reduce marine pollution. The company also supports projects that restore water sources in areas harmed by plastic waste, and Momoa encourages environmentally friendly filming practices near coral reefs.
Joaquin Phoenix

Joaquin Phoenix actively promotes sustainability by encouraging waste reduction and plant-based food options, which help lower carbon emissions. He partners with animal welfare and climate organizations to create informative materials and advocates for more eco-friendly practices at film studios and award ceremonies. He also backs efforts to uncover and address environmental damage within product supply chains.
Natalie Portman

Natalie Portman supports projects that fight climate change by promoting plant-based diets and sustainable food systems. She uses her voice and platform to raise awareness about the environmental impact of traditional farming. She also champions student-led efforts to address climate change and supports school gardens that teach kids how to grow food in an environmentally friendly way.
Cate Blanchett

Cate Blanchett has been a driving force in making her theater company more sustainable by switching to solar power and improving energy efficiency. She actively promotes switching to cleaner home energy sources, which can both lower costs and reduce carbon emissions. She also encourages households to choose renewable electricity plans and supports networks within the creative industry to share resources for eco-friendly productions.
Don Cheadle

Don Cheadle works with the United Nations to help communities become more resilient to climate change. He champions projects that provide clean energy and water to areas affected by drought and extreme heat, emphasizing how a low-carbon economy can benefit everyone. He also guides young people who are dedicated to improving air quality in cities.
Gisele Bündchen

Gisele Bündchen supports environmental projects around the world, especially in Brazil, focusing on planting trees and restoring rivers. As a United Nations advocate, she champions protecting natural environments and sustainable farming practices. Her funding helps local nurseries grow native trees and organizes community tree-planting events. She also contributes to efforts that map and reconnect wildlife habitats, allowing animals to move more freely.
Prince William

Prince William launched the Earthshot Prize to help innovative solutions tackle major environmental challenges – from protecting nature and cleaning our air and oceans, to managing waste and addressing climate change. The program offers funding and expert help to people developing impactful projects. Those selected as finalists receive guidance to expand their work to different areas, and the prize connects winners with partners who can help them implement solutions in cities and countries around the world.
Billie Eilish

Billie Eilish is committed to sustainable touring. She creates shows with water refill stations, plant-based food options, and comprehensive recycling programs. She works with the organization Reverb to measure her tour’s carbon footprint and invest in projects that lower emissions. Eilish also features eco-villages at her concerts, connecting fans with local environmental organizations. Her merchandise is made with more sustainable materials and uses minimal packaging.
Coldplay

Coldplay has redesigned its concerts to significantly reduce their environmental impact, focusing on things like efficient transportation and using renewable energy. Concert venues now include features like floors that generate power from movement and batteries to store clean energy. The band also invests in projects to restore nature and offset any remaining emissions. They’re also encouraging fans to make eco-friendly choices when buying tickets and traveling to shows.
Robert Downey Jr.

Robert Downey Jr. created FootPrint Coalition to fund innovative companies working on climate solutions. They invest in technologies across areas like sustainable materials, clean energy, and biodiversity. The group supports startups using robotics and biotechnology to replace harmful, polluting practices, and they regularly share updates on their progress and environmental impact. FootPrint Coalition also hosts events to help connect these early-stage companies with potential partners and accelerate their growth.
Matt Damon

Matt Damon helped start Water.org and WaterEquity to bring safe water and sanitation to more people. These groups offer small loans and investments to help families build their own water taps and toilets. This saves time spent collecting water, improves health in communities, and makes local water systems more resilient to climate change.
Jaden Smith

Jaden Smith started JUST Water, a company that packages spring water in cartons made mostly from plants, and includes a recyclable cap. He also created mobile water filters to provide clean drinking water during emergencies. Through educational campaigns, he raises awareness among young people about the problems with plastic waste and the importance of protecting our water sources. He’s also working with schools to encourage reusable bottles and care for local waterways.
Adrian Grenier

As a total film buff, I’ve been following Adrian Grenier’s work with Lonely Whale, and it’s seriously inspiring. He started this organization to tackle the massive problem of plastic in our oceans, and they’re doing it in a really smart way – through both cultural shifts and actual policy changes. Their ‘Strawless’ campaigns were a huge success, getting cities and businesses to move away from plastic straws. But they don’t stop there! They’re actively developing innovative ways to recover and reuse materials, and they’re even bringing ocean education directly into schools and workplaces. It’s amazing to see someone using their platform to make a real difference.
Arnold Schwarzenegger

Arnold Schwarzenegger created a program to help cities and communities fund projects that save energy and promote clean power. Each year, he brings together leaders from cities, businesses, and research institutions to share successful examples of these initiatives. These gatherings highlight practical solutions for improving public transportation, making buildings more energy-efficient, and upgrading power grids. The program also uses media coverage to advocate for electric vehicles and cleaner air.
Stella McCartney

Stella McCartney is a fashion leader committed to ethical and sustainable practices. Her brand doesn’t use leather or fur and is actively exploring and investing in innovative, next-generation materials. This includes tracking where fabrics come from and encouraging suppliers to use renewable energy. McCartney collaborates with companies developing alternatives like mushroom-based fabrics and recycled materials, and promotes a circular system where materials are reused and waste is minimized through initiatives like supplier standards and take-back programs.
Tell us in the comments which celebrity who cares about the environment inspires you – let’s all learn about more great causes to support!
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2025-10-31 01:47