Episode Synopsis "Season 4 Trailer"

Join host Alex Honnold for Season 4 of “Planet Visionaries.” Meet the explorers, scientists and adventurers who are tackling Earth’s biggest climate challenges in this podcast. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Listen "Season 4 Trailer"

More episodes of the podcast Planet Visionaries

• The climber who conquered the world’s toughest peaks — without extra oxygen
• Steve Boyes returns to tell how he’s finding hope on the rivers of Africa
• What one explorer has learned in a lifetime on the poles
• To save the Amazon, an explorer studies dolphins
• The secrets of a uniquely vibrant reef
• Conservationists return with a message of hope
• To ease thirst, she pulls water from the air
• “Her Deepness” returns to discuss the future of the sea
• To preserve the Andes, he’s planted millions of trees
• Using tradition to make clothing sustainably
• Season 4 Trailer
• How protecting bats protects the planet (and us)
• A promising new discovery in the Amazon
• Finding life under Arctic ice
• What ice might reveal about our climate future
• Why the Mediterranean needs more protection
• Live episode: Revolutionizing how we preserve the world underwater
• A powerful new tool for protecting the ocean
• Bringing ecosystems back to life
• Season 3 Trailer
• A new key to climate resilience
• Putting Indigenous expertise on the map
• Engineering an end to ‘hidden hunger’
• The small town taking on climate change
• What are ‘deep' reefs’?
• Exploring Earth’s underground secrets
• Diving to Chile’s hidden depths
• Meet Africa’s “Father of Turtles”
• How one man is saving hundreds of species
• Two pioneers talk bold new solutions to wildlife conservation
• Season 2 Trailer
• The scientist turning plastics into possibility
• Using sound technology to protect the rainforest
• A glaciologist's unexpected discovery
• Peru's protector of the seas
• The man who predicts eruptions
• The penguin protector
• The ocean explorer turned environmentalist
• Planet Visionaries Trailer