
In this week’s How on Earth, we focus on how cities can foster biodiversity in an effort to mitigate the effects of climate change.
First, we speak with author and journalist Tony Hiss (4:29), who says that while the Earth is rapidly losing species, we can still do something about it. In his latest book, Rescuing the Planet: Protecting Half the Land to Heal the Earth (Vintage), Hiss recounts the numerous ways in which grassroots movements around the world are creating habitats that are allowing biodiversity to thrive, including in least obvious of places — cities.
Next, we discuss how this is being done in Colorado by the nonprofit organization, Denver Urban Gardens (DUG). Creighton Hofeditz (14:37), the Director of Permaculture and Perennials at DUG, tells us how he turns empty city lots into “food forests” — a type of agroforestry — for residents in the metro area. The creation of these gathering spaces for humans also gives nature a place to thrive.
Hosts: Beth Bennett, Benita Lee
Producers: Benita Lee, Alexis Kenyon
Engineer: Shannon Young
Executive Producer: Beth Bennett
Listen to the show:
Podcast: Play in new window | Download (Duration: 32:07 — 22.5MB)
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This week on How on Earth, Beth talks with Christine Yu – an award-winning journalist who has turned her reporting on women athletes and the relationship between science and athletic performance into a comprehensive book on the subject. In
Of Bears & Humans (start time: 1:34) If you live 



On today’s show Beth speaks with biomechanics Katy Bowman about her new book, Rethink Your POsition. Are you a fitness fanatic? Or a couch potato? Whichever, there’s something for you here. Katy’s biomechanics background, allows her to assess the movements of everyday life and describe how to perform them correctly, based on human anatomy. Moving from the head down, she dissects everything from sitting at the computer to running marathons and gives easy-to-follow instructions for improving. You can find video and more at her 

In this week’s How on Earth, Beth speaks with author John Vaillant about his new book, Fire Weather: A True Story from a Hotter World. He explores the phenomena of fire, the wildland urban interface, and climate change in the context of a precedent-shattering combustion in a modern city.This colossal wildfire in Alberta in 2016 almost consumed a city of nearly 100,000. In the process the fire blew up expectations and responses to wild fires. Vaillant gives an in depth exploration of the rapidly changing relationship between fire and humankind along with personal stories of loss and bravery on the front lines of this horrifying event.
With graduation season upon us, today’s edition of How on Earth is Part 2 of our annual “Graduation Special”. Our guests in the studio today are scientists and engineers who have or will soon receive their Ph.D. from the 
Kathleen McGuire – 