A Sustainable Mind | Interviewing environmental activists, community leaders, and green business owners

A Sustainable Mind is a podcast created for the earth-conscious individual, ecopreneur, environmental activist, sustainability enthusiast, grassroots organizer, minimalist, conscious consumer and the eco-curious. If you are looking to get inspired, motivated and take ACTION to be the change you want to see in the world you are in the right place. Delivered to you each week, Marjorie Alexander brings you environmental changemakers whose campaigns, companies and projects have changed the planet for the better. Featured guests discuss their relationship with nature early on, their journey to a green career, light-bulb moments, sustainable habits, lessons from launching their projects, and much more. Each episode ends with ACTIONABLE advice and resources for you to hit the ground running!
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A Sustainable Mind | Interviewing environmental activists, community leaders, and green business owners





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Mar 8, 2018

Marc de Sousa-Shields is an international sustainable development and investment consultant. He co-founded and was first Executive Director of the Social Investment Organization (SIO) of Canada and has been an advisor to the United Nations and a member of the US Social Investment Forum International Committee. Marc has written for leading on-line corporate sustainability magazines, blog, and the Sustainable Century Podcast. Marc's latest book "Invest Like You Give a Damn: Make Money, Change the World, Sleep Well at Night" is a DIY book for impact investing.

Mar 1, 2018

Lawson Hunter is the former president of the Green Party in Canada and has given his time to countless organizations, committees, and boards that focus on environmental issues. Lawson is now a blogger at and hosts the environmental podcast EarthMatters where he interviews folks in and around Ontario Canada that are creating local solutions for global problems.

Feb 22, 2018

John all is a scientist, mountaineer, and explorer. He has traveled to some of the most isolated places in the world to collect data, witnessing the effects of climate change first hand.

He is the Co-Founder and Executive Director of the American Climber Science Program and the author of Icefall, where he recounts his adventures at the farthest edges of this planet.

Feb 15, 2018

Ellen Hielkema is the host of Power Women in Green, a podcast that highlights women that are making the world a better place through green business. In today's episode, we discuss her previous career in marketing, what her goals are for her podcast and how van life in Portugal changed the way she looked at the world.

Feb 8, 2018

Jessica is a crime-fighting conservationist. Through her work with INTERPOL's Environmental Security Program and the former Presidential Task Force for Combating Wildlife Trafficking, Jessica has seen a part of environmental sustainability that very few have. Today we will talk about the real implications of wildlife trafficking and illegal logging as well as what we as civilians and tourists can do to help.

Jan 26, 2018

Erica Sodos is a motivational speaker, emcee, magician, psychic entertainer and one of the few female mentalists in the world. She also happens to be a vegan and a fierce animal rights activist. In this episode, Erica and I discuss vegan alternatives to your favorite foods, the difficulties of keeping a positive attitude while being an activist and the dark reality of eating animal products.

Jan 18, 2018

Mallory O'Donnell has spent the last several years foraging in rural New Jersey and now shares their experiences, favorite ingredients recipes with the world through the blog How to Cook a Weed. In this episode, we discuss great ways to get started with foraging in your backyard or garden, how to stay safe while eating local plants and the benefits of seeing your immediate environment through a different set of lenses. If you are interested in truly eating local Mallory is a fantastic resource. Check out Mallory's blog at

Jan 11, 2018

Sam and Gator met at the Yale School of Forestry & Environmental Studies where they helped launch the Social and Environmental Entrepreneurship Club. After graduation and successfully developing and organized ecology projects around the world, their love for oceans inspired them to work together once more to launch Coral Vita, a company that is helping solve global coral degradation, one reef at a time.

Jan 5, 2018

In this episode, we list some of the easiest and most effective ways for just about anyone to live a more earth-conscious lifestyle in the new year. From reducing energy consumption at home to conserving resources through changes in diet, we've got you covered.

Dec 28, 2017

A decade ago Rick was an award-winning photographer and writer who focused on the faces and stories of marginalized communities. One day in 2009, while walking his dog, Rick literally stumbled across the idea that wasted fruit in backyards and farmer's markets across our community could become a sustainable source of nutrition for the food insecure. Now, over 8 years later, Food Forward delivers over 400,000 pounds of fruits and veggies each week to organizations that feed families and individuals in need in the LA Metro area.

Dec 21, 2017

After graduating from Ithaca College with degrees in both Environmental Science and Cinema/Photography, Matthew began a career as a field biologist. After working jobs in upstate New York, California, and Jamaica Matthew was offered a job working with the endangered California condor in the remote desert of Northern Arizona. It was this landscape that re-ignited his passion for filmmaking and storytelling – he began shooting for Scavenger Hunt one year after arriving in Arizona.

Dec 14, 2017

Barbara Lee is the founder of Trashy Beauty and host of the new podcast Trash Talking with Eco-Warriors. Barbara was born and raised in Hawaii, where she was instilled with the importance of protecting the fragile beauty of nature. Now, as a former journalist, barista, and conservationist, Barbara is combining her love of a minimal, zero waste lifestyle and coffee to inspire others to live a naturally beautiful life. In this episode, we discuss her inspiration for starting her coffee body scrub company, the challenges that come with starting your own podcast and her mission to bring awareness to the value of what we throw away.

Dec 7, 2017

After 10 years working on environmental education in the Bahamas, an archipelago full of single-use plastic, Lindsey McCoy and her sister Alison co-founded Plaine Products, a company that offers health and beauty products in aluminum bottles that can be returned, refilled and reused. Today we talk about the importance of perseverance and progress over perfection when it comes to an earth-conscious mindset.

Nov 30, 2017

Tom Szaky is the founder and CEO of TerraCycle, a company that has successful recycling programs across the globe for materials including everything from chewing gum to cigarettes. Today we speak to Tom about how both individuals and large corporations can take part in the recycling revolution as well as what can be even more beneficial than recycling itself, in the fight against waste.

Nov 23, 2017

Lawyer and veteran environmentalist Maya van Rossum has been fighting for our right to a healthy environment for over 25 years. She has played a critical role in getting environmental legislation passed and is sparking a movement with her new book The Green Amendment. In this episode, Maya reminds us that access to a clean environment is NOT a constitutional right...yet.

Sep 27, 2016

Cara MacMillan is a financial planner & consultant. She teaches sustainable investing as well as how to integrate sustainability into your everyday life in order to save money and save the planet each and every day. She has a book out titled It's Only Money and it Grows on Trees talking about the roll of money in our families and our culture. Her next book is right around the corner, being released in November 2016, called Make Big Money and Make a Big Difference on investing wisely with our planet in mind.

Sep 9, 2016

Ron Placone tours nationally as a stand-up appearing at clubs, colleges, theaters and everything in between. He also speaks for colleges and advocacy groups with his one-man performance lecture on Battling Political Apathy. In this episode we discuss the theme of this master's thesis - fracking and the role that media plays in environmental issues. Ron gives us some interesting insight from his first-hand experiences and has suggestions for how we can make fracking a thing of the past.

Sep 7, 2016

Perry Gruber is a man of many hats including entrepreneur, speaker, and social engineer. He is the founder of Copiosis, which is a new economic system for a post capitalist world. In addition to this he is the founder of The Tiny House Podcast which is the largest tiny house podcast in the world.

Aug 21, 2016

Tara Whitsitt is a social activist, artist and food preservationist. Her passions for fermenting and growing food, living communally and teaching inspired her to launch Fermentation on Wheels, a mobile food preservation teaching space. Here Tara gives vegetable fermentation workshops that correspond with the regional and seasonal produce of each destination during her travels. In this episode Tara and I discuss living and eating in community, where our food comes from and of course fermentation.

Jul 28, 2016

Ashley Lieber is an ecological artist and educator. In this episode we discuss her ecological art series, Moss for Meditation, as well as maker culture, building sustainable community, hydroponics (one of my favorite topics), tips on how to get FREE SEEDS! and much more.

Jun 22, 2016

Tameko Rowe is a corporate employee turned eco conscious beauty and self care product line creator. Her company Cocoa Butter Mothers offers a range of products from nursing butters to beard balm, all crafted using responsibly sourced natural and organic ingredients, some of which come directly from Tameko's yard. Her intention is to continue to cultivate a deeper connection to self, encouraging clients to take time for luxurious self-care.

May 5, 2016

Kathryn Kemp Guylay is an author, speaker, certified nutritional counselor and coach with a master’s degree in business. She is the founder of Nurture, a national non-profit that provides wellness education to tens of thousands of children and parents. Not only is Kathryn a sought-after wellness expert, but she also hosts her own radio show on wellness at KDPI-FM in Ketchum, Idaho. Guylay is on a mission to help children all over the world eat more healthy fruits and vegetables of all types through her new book Give it a Go, Eat a Rainbow which was illustrated by her son Alexander.

Apr 26, 2016

Greg Peterson is an urban farming and sustainability innovator who resides at the Urban Farm, an environmental showcase home in the heart of Phoenix. He opens his home weekly for tours and classes, not only telling people, but showing them, how he has been able to make a living through urban farming for over two decades and how they can do the same.  Greg also runs Urban Farm U (, filled with online courses designed to educate and inspire others to grow food for themselves and others.

Mar 30, 2016

Some of Sara’s greatest memories growing up were of sewing with her grandmother Bella. When she combined her love of sewing and making old things new again with the overabundance of plastic bags Sara Bella UpCycled was born; a company that up-cycles consumer plastic bags into beautiful, wearable art for both the runway and the everyday.

Mar 15, 2016

Nikki Silvestri has had a long history of working to support environmental justice and growing sustainable communities. As a Co-founder of Live Real and former Executive Director of People’s Grocery and Green For All Nikki has built and strengthened social equity for underrepresented populations in food systems, social services, public health, climate solutions and economic development. Now as a Co-founder and CEO of Silvestri Strategies she is working to support thriving communities, economies and natural environments.

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