47min - In between getting an up-close look at Iceland's renewable energy efforts, Zac soaks in a spa with Darin, samples reindeer and views natural wonders.
40min - Before heading to Paris to learn about its tap water system, Zac joins pal Anna Kendrick for a lesson in H20, courtesy of a water sommelier in LA.
36min - Zac and Darin try out life at a swanky eco-village committed to a small environmental footprint, visit a wildlife refuge and enjoy a zip lining trip.
37min - On an island that boasts a notable number of centenarians, Zac rethinks his view on nutrition as he ponders how the locals live such long, healthy lives.
33min - Following a crash course in apple growing, Zac and Darin head to Peru to delve into potato cryopreservation, biopiracy and the sport of sandboarding.
39min - In the devastating wake of Hurricane Maria, Zac explores sustainability in the region, where he meets chef José Andrés, milks a goat and eats ceviche.
38min - After a beekeeping stop on a New York City rooftop, Zac checks out London's pollution-reduction efforts, from wall gardening to trash collecting.
43min - Zac boosts his immune system in the Amazon rainforest before climbing a tree, exploring ayahuasca tourism and watching his dinner wriggle on a plate.
...entertaining enough to watch.
...väldigt intressant, trots att miljöfrågor och klimatet vanligtvis inte är särskilt underhållande.
Cold Case: The Tylenol Murders
Cunk on Earth
Keep Sweet: Pray and Obey
The Diamond Heist
Turning Point: The Vietnam War
The Sons of Sam: A Descent Into Darkness
The Challenge: ETA
The Truth About Franco: Spain's Forgotten Dictatorship
Bad Surgeon: Love Under the Knife
Journey of an African Colony
The Alcàsser Murders
Rise of Empires: Ottoman
Gold Stars: The Story of the FIFA World Cup Tournaments
The Ripper
High on the Hog: How African American Cuisine Transformed America
Pepsi, Where's My Jet?
Vow of Silence: The Assassination of Annie Mae
Spycraft