How much circularity can one company squeeze out of a toothpaste tube?

That’s the mouthwatering challenge taken on by Colgate Palmolive, the iconic 220-year-old company whose chief sustainability officer, Ann Tracy, has been leading the charge to make Colgate toothpaste tubes not just recyclable, but potentially turned back into new tubes.

It’s not just toothpaste, as Tracy told us. If the process works with toothpaste it can work with its other products, from household cleaners to skincare products and more.

Also in this episode, we assess this moment in the sustainability profession, including the critical need for telling new and better stories.

Financial services is high on the list of the most fascinating and challenging sectors for sustainability. Ellen Jackowski, Chief Sustainability Officer at Mastercard, is one of the sector's leaders. In just a few years at the financial services giant, she's helped pioneer approaches to using payment systems to inspire, inform and enable change at a mass scale.

Jackowski talks about her company's role in effecting systemic change and shares several examples of how the company innovates solutions for its customers and banking partners.

Also in this episode, Soli and Joel discuss the state of greenwashing and greenhushing, including how much of it is a distraction from more ambitious sustainability work that companies need to do.

Hawken's latest book, “Carbon: The Book of Life,” explores carbon's role in living systems, not just an evil gas contributing to climate change. He criticizes the climate movement for objectifying carbon and advocates for a shift in narrative from fear to possibility. Hawken highlights the limitations of technological solutions like direct air capture and bioenergy carbon capture systems and encourages a focus on local, grassroots efforts and individual actions, stressing the need for gratitude and wonder in our relationship with the natural world.

Also in this episode, Soli and Joel discuss the role of neurodivergence in sustainability.