Happy Earth Day! Here's How Stars Are Honoring the Planet Today and Every Day

Jada Pinkett Smith

The Red Table Talk star wished a happy Earth Day on behalf of the entire Smith clan, and plugged her own eco-friendly brand Hey Human with a whimsical clip that features her family and an inspiring message: "Your small actions today will bring meaningful change for tomorrow."

Norah O'Donnell

Journalist O'Donnell joined in on National Geographic's Instagram challenge, which encourages people to #ShareYourSpot to honor your favorite spots on earth. O'Donnell chose a photo of a beautiful sunrise at the beach with husband Geoff Tracy.

President Joe Biden

The president sent a short but strong message to Americans, referencing the battle between those who trust science when it comes to climate change and those who do not.

Reese Witherspoon

"Let's protect and care for this beautiful place we call home. 🌎" the actress wrote on Instagram, before asking her followers, "What are some ways your family helps to protect our planet?"

Tyra Banks

The supermodel chose to honor Mutha Earth with an exceptional photoshoot.

Pitbull

Mr. Worldwide said it best in his Earth Day post: "if we don't have a world, we don't have anything."

Lil Dicky

The rapper, who released his song "Earth" in 2019 to help support eco-friendly causes, shared that his song is still helping to support organizations — this time helping ones that help combat climate change and support COVID-19 relief.

Lupita Nyong'o

"I was lucky to witness elephants 🐘🐘 like these in their natural habitat when I visited the #Serengeti recently," the Oscar winner wrote on Instagram. "These gentle giants are endangered, so this #EarthDay I highlight the need to conserve them so our planet can thrive."

She added, "If you want to support saving elephants, check out @WildAid's work."

Kerry Washington

Wondering what she can do more to protect the planet, the actress asked her followers, "What can I do in order to love our earth more? What actions can I take? And what activists can I follow/support/amplify?!" Check the comments for some great suggestions.

Bette Midler

The actress and author shared the meaning behind her new book, The Tale of the Mandarin Duck, in a tweet, writing that she wrote it "to [encourage] readers both young and old to discover wonder through their own eyes."

"This #EarthDay, encourage your little one to do the same while appreciating everything nature has to offer," she added.

Prince Harry

The philanthropist and president of African Parks lent his voice to the organization's "Hope Starts Here" video, narrating the film on the importance of preserving biodiversity and in delivering life-altering benefits to local communities in Africa.

"On this Earth Day, I reflect on generations of conservation champions, including my late grandfather, and feel proud and energised to continue doing my part in this legacy," Prince Harry said in a statement. "This year especially, I join the incredible African Parks team and communities around the world in shared dedication to our environment and collective wellbeing."

Al Roker and Bill Nye

The pair kicked off Earth Day on NBC News' Today by joining volunteers from the Great Global Cleanup to plant trees on Roosevelt Island in N.Y.C.

Alison Brie

The actress also planted trees while in Newbury Park, California.

Jamie Chung

"Make everyday #earthday," the actress wrote on Instagram.

Alicia Keys

Genesis' mama showed off her son's pledge to keep the earth clean.

Mindy Kaling

Kaling shared her love for the ocean and encouraged her followers to, if they are able, donate to Ocean Conservancy to support their fight to keep our oceans clean.