Down to Earth with Zac Efron

Zac explores Iceland's commitment to renewable energy while also enjoying a spa visit with Darin, trying reindeer meat, and taking in the country's natural landscapes.

Zac travels to Paris to explore its tap water system, but first joins Anna Kendrick in Los Angeles for a lesson on water, guided by a water sommelier.

Zac and Darin experience life at an upscale eco-village focused on sustainability, explore a nearby wildlife refuge, and participate in an exhilarating zip lining adventure.

Zac visits an island known for its high number of centenarians and reflects on their lifestyle and diet, reconsidering his own views on nutrition and longevity.

Zac and Darin apply their newfound knowledge of apple cultivation as they travel to Peru to explore potato cryopreservation, issues of biopiracy, and the local activity of sandboarding.

Following the aftermath of Hurricane Maria, Zac examines sustainability efforts in the region, meeting chef José Andrés, participating in goat milking, and enjoying a meal of ceviche.

Zac visits a rooftop beekeeping operation in New York City before traveling to London to explore initiatives aimed at reducing pollution, including vertical gardening and waste collection projects.

Zac enhances his immunity in the Amazon rainforest prior to a tree-climbing challenge, delves into the practice of ayahuasca tourism, and observes a prepared meal that still shows signs of movement.

Zac and Darin travel from Sydney to the Greater Blue Mountains to meet with prominent environmental activists and explore efforts focused on preserving natural habitats and protected areas.

Zac and Darin examine regenerative agriculture and organic food production, getting hands-on with the natural methods used in sustainable farming.

Zac and Darin explore coastal coral reef restoration methods and their role in sustaining marine biodiversity.

Zac and Darin showcase their culinary abilities in Melbourne before traveling to the Torres Strait Islands to explore the effects of climate change on the local community.

Zac and Darin explore eco-friendly solutions by touring a self-sustaining home and visiting businesses that are pioneering waste-reduction innovations.

Zac and Darin explore the recovery efforts focused on restoring wildlife and livestock populations following a severe bushfire season.

Zac and Darin learn from Aboriginal community leaders and representatives about the ways Indigenous cultures actively protect and preserve the land through traditional practices and contemporary efforts.

Zac and Darin explore innovative and affordable solutions to environmental challenges with the help of eco-innovators.