Happy 21st birthday to the fierce and fearless climate activist Greta Thunberg! 🎉🎂🎈Can you believe it's been 21 years since you were born on January 3rd, 2003? This calls for a celebration, but make sure it's an eco-friendly one 😉 Thank you for continuously inspiring and reminding us to take care of our planet. Here's to many more years of making a difference! Cheers, Greta! 🌍💚