Sustainability In Your Ear

Energy generation and distribution are experiencing the kind of disruption that transformed many other industries over the past 20 years. But the electric grid is a stubbornly rigid physical infrastructure that will require vast investments to modernize. Dr. Tim Lieuwen, Regents’ Professor and executive director of the Strategic Energy Institute at Georgia Tech, joins the conversation to discuss a...

Transportation in the modern world needs to make more sense. We pay tens of thousands of dollars for vehicles that sit unused about 95% of the time. We have designed an infrastructure based on car-centric population centers that have become hard-wired into the map and prevent the evolution of flexible alternatives to the internal combustion vehicle. With logistics and cloud technology, a car can b...

The evolution of plastic recycling is essential to cleaning up a plastic-addicted world and eliminating the need for oil extraction. Meet Jodie Morgan, CEO of Nexus Circular, who discusses the company's progress and a flurry of news that has placed it at the forefront of the next generation of plastics recycling. In June of 2021, we talked with Jeff Gold, founder and CEO of Nexus Circular. At the...

Wasted energy flows into the environment all over the world, and an immense 247 trillion gallons of wastewater heated to an average temperature of 60.8F contributes to warming local waterways and the oceans. We could recapture the heat energy for other uses before returning water to rivers, lakes and the oceans. The process of harvesting that lost energy is known as wastewater energy transfer, or...

Take a deep dive into plastic recycling and the environmental impacts of plastic, aluminum and glass beverage containers. A recent lifecycle analysis published by the National Association for PET Container Resources (NAPCOR), the industry group whose members made the 485 billion polyethylene terephthalate, or #1 plastic, bottles that lined the shelves of groceries and convenience stores around the...

Earth Day 2023, which takes place on April 22, marks the 53rd year that people have come out into the streets to rally for planetary responsibility, joined park and environmental cleanups, and participated in climate learning events. The first Earth Day was the largest public demonstration in history as of that that time. Michael Karapetian, the Great Global Cleanup Campaign Coordinator for Earth...

eBay estimates that sales of used goods on the site earned $4.6 billion in 2022 and avoided sending 73,000 tons of usable products to landfills, which contributed to reducing carbon emissions by 1.6 million tons. Renee Morin, Chief Sustainability Officer at eBay, returns to the show to discuss the findings of the 2022 eBay Recommerce Report, a survey of more than 11,000 small sellers on the market...

If we intend to avoid the worst impacts of climate change, the future of local transportation must look a lot different than today’s car- and heavy vehicle-dominated traffic. The U.S. Office of Energy Efficiency & Renewable Energy reports that 64% of trips, across all types of transportation, involve traveling less than 5 miles. Only 2% of trips reach more than 50 miles. Local transportation i...

Is plastic recycling at a turning point? Meet Emmanuel Ladent, CEO of Carbios , a Clermont-Ferrand, France-based company that has developed an enzymatic plastic recycling technology that promises to make plastic a circular material with 95% yields, comparable to aluminum. The C arbios technology recycles polyethylene terephthalate, or clear and colored PET , better known as Plastic #1 , which is t...

Women bring the skills, perspectives, and emotional intelligence necessary to achieving the green transition, addressing food shortages , and equitable financing . Women are 49.7% of the world’s population, but only 1.9% of venture capital investments in 2022 were placed with women-led startups. Patience Marine-Ball and Ruth Shaber, coauthors of The XX Edge: Unlocking higher returns and lower risk...

Some of the dirtiest, plastic polluted waters lie at the heart of major cities, in ports, marinas and where wastewater enters the environment. They are hard to keep clean because of constant activity that adds new waste to waterways. The work is wet, cold and dirty, which makes port and marina cleanups an ideal job for robots. Meet Michael Arens, cofounder and CEO of Clean Earth Rovers , a Cincinn...

Meet Journalist Esha Chhabra , who spent a decade exploring the world for examples of social ventures , businesses that blend profitability with creating equitable human outcomes for The New York Times, The Guardian, The Washington Post, and other publications. In her new book, Working To Restore: Harnessing the Power of Regenerative Business to Heal the World , she describes her journeys and the...

As the economy turns sour, do shoppers still value sustainability when making decisions about what to buy? We welcome back Dan Smythe, Vice President of Retail and Hospitality Consulting at EPAM Continuum , to discuss the final installment of their Consumers Unmasked project . The four-part study of shoppers’ values and the important factors in their buying decisions has trcked consumer sentiment...

Let’s venture into the history of trees , wood, and the axe. Everywhere humans have gone they’ve mowed trees down to make tools, homes, fires, bridges, buildings, even railroad tracks — yes, the first railroads often ran on wooden rails, as author John Perlin explains in a new edition of his classic book, A Forest Journey: The Role of Trees in the Fate of Civilization . First published in 1989, A...

Stories and the way the press reports them shape our perception of the world and the Climate Crisis. While most major media companies have started to pay close attention to climate issues in recent years, often setting up their first environmental or climate desks, these beats are still understaffed to address the complex environmental narrative Mickey Huff, director of Project Censored and presid...

The future of modern life turns in large part on making the packaging and delivery of the food and products we buy more sustainable and, eventually, environmentally neutral or positive. Our guest today, Robert Lilienfeld, is the executive director of SPRING , the Sustainable Packaging Research, Information and Networking Group, a Denver-based think tank that provides expert advice and commentary o...

If environmentally responsible, sustainable business were baseball, my guest Gil Friend would be as familiar a name as Babe Ruth. In 2011, Gil was named to first class of the International Society of Sustainability Professionals Sustainability Hall of Fame. He is the founder and CEO of Natural Logic , a sustainable business strategy consultancy, and Critical Path Capital , a private equity firm, a...

Sea level rise due to melting glaciers on Greenland and in the Arctic and Antarctic could force the relocation of 267 million people and entire cities located less than 2 meters — 6.5 feet — from today’s waterline by 2100. Oceanographer John Englander has raised the alarm about sea level rise in his books, High Tide on Main Street and Moving to Higher Ground . John runs the Rising Seas Institute a...

Algenesis is two companies in one, a biotechnology innovator and footwear maker. Making a new, sustainable material often requires the inventor to prove its utility before big companies will embrace it. Join the conversation for a story of discovery and finding a practical application to prove the value of a plant-based , compostable bioplastic foam. Stephen Mayfield, a professor of Biology at UC...

The UK took a huge step toward reducing its single-use plastic pollution. Starting in October 2023, a variety of single-use items such as plastic cutlery, plates, bowls, polystyrene cups, cotton swabs and balloon sticks will be banned. Fines of up to 10% of the UK revenue generated by the business that distributes these items and prison time for repeat offenders are part of the new draft legislati...

How can we reduce the environmental impact from constructing and operating buildings ? In 2021, construction and building operations account for 37% of global CO2 emissions, hit an all time high of 10 gigaton of CO2 emissions, about two percent higher than pre-pandemic levels. We talk with Tommy Listroth, founder and CEO of Green Badger , a software-as-a-service company that provides management to...

How can we eliminate food waste created by restaurants, institutional cafeterias, and retail grocers? According to the National Conference of State Legislators, food waste is a plague in our supply chains. Farms contribute 16% of total food waste and businesses another 39%, while households waste 43% of the food lost before it is consumed. Chris O’Brien joined the podcast to discuss processing foo...

Four out of 10 shoppers chose sustainable products and services in late 2022 despite the economic downturn. But higher prices are making them think harder and longer about their spending, which means they welcome more information that helps them make environmentally responsible decisions. Naba Sengupta, senior manager at Deloitte Advisory’s Sustainability, Climate & Equity practice, discusses...

How we think and feel about the climate response, whether optimistic, pessimistic, cynical or pragmatic, shapes our perceptions of possible solutions. Too often, we argue over emotional perceptions and not hard climate data. But hard data is sterile, it doesn’t necessarily engage the passions that move us to act. So, we tell stories, often focusing on what can go wrong. Author Justin Bean wrote Wh...

What do the response to climate change and the Y2K computer bug , which required hundreds of thousands of technology workers to spend several years fixing in the 1990so prevent catastrophic errors when the date turned over to Jan. 1, 2000, have in common? Both are complex problems that reach into every corner of our lives. Y2K showed humans they can overcome huge challenges using self-organizing g...