Sustainable Edge

Sustainable Edge

The Sustainable Edge podcast series, hosted by Position Green Co-Founder and Executive Chair Joachim Nahem, centres on a variety of guests who bring their unique perspective of corporate sustainability transformation and ESG, and how best to drive value creation and increase competitiveness by turning ESG data insights into targeted action.

Episodes

June 24, 2026 42 mins

Climate may have moved down the headlines, but the challenges facing businesses and society have not gone away. In this episode of Sustainable Edge, Nina Siemiatkowski, co-founder of Milkywire and Flat Capital, explores how capital can accelerate climate and nature solutions, why carbon removal is becoming a critical tool in the net zero transition, and what sustaina...

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    As geopolitical tensions rise and sustainability faces growing scrutiny, some long term investors are doubling down instead of pulling back. In this live episode of Sustainable Edge, Siri Sachs of the Wallenberg ecosystem and Johan H. Andresen of FERD explore how resilience, competitiveness, ethics, and sustainability shape investment decisions in a world where uncer...

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    What does it take to lead on climate in a world shaped by distrust, geopolitics, and competing priorities? In this episode, former Colombian President Iván Duque shares how sustainability can be positioned not as a cost, but as a driver of competitiveness, and why leadership matters more than ever in turning ambition into action.

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    What does accountability look like in a world shaped by AI, geopolitics, and rising stakeholder expectations? In this episode, Robin Hodess of GRI explores how the role of sustainability reporting is shifting and why companies that treat it as strategic data, not compliance, will be better positioned to compete.

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    In this episode of Sustainable Edge

    Host Joachim Nahem, Executive Chairman and Co-Founder at Position Green, sits down with

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    Behind every life saving inhaler sits a hidden climate footprint. In this episode, Bespak challenges the status quo, exploring how respiratory products can be redesigned for a low carbon future and why tackling propellant gases and supply chain emissions is one of pharma’s biggest untapped opportunities.

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    What happens when the future of energy meets the reality of climate targets?
    In this episode of The Sustainable Edge, host Joachim Nahem sits down with Tomas Qvickström, Vice President of Corporate Sustainability at Fortum, to explore how major energy players are balancing security, scale, and sustainability in the race to decarbonize.


    In this episode

    Tomas Qvickström explains ...

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    What happens when the thrill of motorsport meets the urgency of climate action? In this episode of The Sustainable Edge, host Joachim Nahem sits down with Jennifer Babington from Envision Racing, Operations Director and General Counsel to explore how sport can fuel global momentum for sustainability.


    In this episode

    Jennifer Babington reveals how Envision Racing is embedding susta...

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    In this bite-sized episode of Sustainable Edge, host Joachim Nahem talks with Alison Taylor, clinical professor at NYU Stern School of Business and author of Higher Ground: How Business Can Do the Right Thing in a Turbulent World. Alison shares why small and medium-sized enterprises (SMEs) have a unique opportunity to lead on sustainability—without falling into the tick-box trap that often dominates corporate ESG...

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    In this episode of Sustainable Edge, host Joachim Nahem, Executive Chairman and Co-Founder at Position Green, sits down with Lindsay Hooper, CEO of the Cambridge Institute for Sustainability Leadership (CISL). To explore what it means to lead – and compete – in a world where climate change is reshaping the rules of business.

    With more than 20 years of experience advising senior...

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    In this bite sized episode of The Sustainable Edge, we explore why there's reason for optimism in the climate agenda, from accelerating policy to rapid clean tech adoption.


    About David Carlin

    David Carlin is a globally recognized authority on climate risk and ESG integration. As founder of Cambium Global Solutions and head of Climate Risk and TCFD at UNEP FI, he has worked with over 100 financial institutions worldwide.

    A thou...

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    In this episode

    Florian shares the story behind The Ocean Cleanup's rise — from early setbacks and viral breakthroughs to the partnerships, persistence, and purpose driving one of the world's most iconic environmental missions.

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    • The real story behind The Ocean Cleanup: How a global sailing expedition le...

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    Episode #20: Banks, credibility & the transition economy – with Hilde Nordbø, EVP Group Sustainability, DNB

    In this episode of Sustainable Edge, host Joachim Nahem, Executive Chairman at Position Green, sits down with Hilde Nordbø, Executive Vice President for Group Sustainability at DNB, Norway's largest financial services group. Together, they explore the critical role of banks in enablin...

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    In this episode of Sustainable Edge, Joachim Nahem, Executive Chairman at Position Green, sits down with Lasse Kristoffersen, CEO of Wallenius Wilhelmsen—a global leader in vehicle logistics and roll-on, roll-off (RoRo) shipping—to explore what it really takes to lead in a sector that's often labeled "hard to abate." From cutting through the noise on decarbonization to challenging the corporate silence on c...

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    The Sustainable Edge podcast returns with a bite-sized episode that cuts through the noise on impact investing. Host Joachim Nahem sits down with renowned finance professor Alex Edmans to explore what it really means to invest for impact—and the caveats leaders and investors need to keep in mind.
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    In this episode

    Jan Erik Saugestad shares his candid views on the role of investors in navigating today's sustainability landscape — from the limitations of exclusion to the power of long-term engagement. With over €120 billion under management, Storebrand's approach is rooted in the belief that sustainability isn't a trade-off — it's a strategic advantage.

    Learn about:

      ...

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    In this episode

    Simon Mundy brings a global perspective on the urgent realities of climate change and the business opportunities emerging in response, built from a long career covering the sector's development. This discussion is ideal for business leaders navigating a world where sustainability is no longer a compliance commitment, but a competitive imperative.

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    In this inaugural 2025 episode of Sustainable Edge, your host Joachim Nahem, Executive Chairman at Position Green, is joined by peer and colleague, Julia Staunig, Chief Growth Officer at Position Green. Together, they dive into the biggest lessons from 2024 and

    In This Episode:
    Julia Staunig draws from her impressive career in sustainability and finance to deliver actionable insights on navigating the current ESG lands...

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    Join us for the final episode of The Sustainable Edge Podcast in 2024, where host Joachim takes us on a journey through a transformative year in sustainability. Featuring highlights from key conversations and forward-looking insights, this special episode is the perfect way to cap off the year and set your sights on 2025.

    In this episode:


    Revisit the year's pivotal moments in sustai...

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    In this special episode of Sustainable Edge, your host Joachim Nahem, Executive Chairman at Position Green, interviews David Carlin, founder of Cambium Global Solutions and head of Climate Risk and TCFD for UNEP FI.

    In this episode

    David Carlin brings his wealth of expertise to explore the multifaceted impacts of climate risk and the urgency for action.This episode is a must-listen for anyone...

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