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Why are sustainability and climate change speakers so important right now? Well, picture this: you’re sitting at an event, sipping your coffee, when someone steps on stage and starts talking about melting ice caps, disappearing species, and carbon footprints. Instantly, half the room zones out, thinking they’ve heard it all before. But then, the speaker shares a story about their daughter asking why polar bears are dying – and suddenly, everyone is paying attention. That’s the difference between reading statistics on a slide and hearing from sustainability and climate change speakers who know how to connect human emotion to science. In a world where climate headlines flood our feeds daily, what we need are environmental speakers who don’t just preach – they inspire action.
The truth is, the climate crisis is no longer an abstract future threat; it’s affecting communities right now. According to the UN, over 3 billion people already live in areas highly vulnerable to climate change. (IPCC, 2023). Yet people feel overwhelmed by the scale of it. That’s why sustainability and climate change speakers like Amy Meyers Jaffe and Michael Liebreich matter so deeply. They translate complex data into real-world choices and teach leaders how to integrate sustainable thinking into everything they do – not because it’s trendy, but because it’s survival.
What’s remarkable is how these speakers can take something as daunting as climate change and turn it into something empowering. They remind us that while we can’t do everything, each of us can do something. For example, Amy Meyers Jaffe doesn’t just outline energy policy challenges – she provides companies with practical frameworks to transition toward renewables. Michael Liebreich reframes decarbonization from a compliance burden to a trillion-dollar business opportunity. Their voices cut through fear-based headlines to build clarity, direction, and confidence that progress is within reach.
They also remind us that climate action isn’t just about environmentalism – it’s about building a better world for people. Cleaner air means fewer asthma attacks in children. Safer water protects families from toxic exposures. Renewable energy infrastructure creates jobs and economic stability. By connecting these dots, sustainability and climate change speakers foster a sense of purpose and agency that statistics alone cannot achieve.
When it comes to sustainability and climate change speakers, there’s no shortage of voices calling for urgent action. But which ones actually make audiences sit up, re-evaluate their impact, and leave the room ready to do better? One standout is Chrissa Pagitsas, founder of Pagitsas Advisors and author of Chief Sustainability Officers at Work. Chrissa doesn’t just talk about ESG goals in theory; she shares what it takes to embed sustainability into the DNA of a business – from boardroom buy-in to operational accountability. Her talks feel like insider briefings on how to make change stick. In an era when 78% of US consumers say a sustainable lifestyle is important to them (NielsenIQ, 2023), leaders can’t afford to treat sustainability as an afterthought.
Another global voice is Jeffrey Sachs, renowned economist and UN advisor. Sachs is one of those rare climate change speakers who combines global policy understanding with moral urgency. He frames sustainability not just as an environmental challenge, but as an ethical one, emphasizing how poverty, inequality, and climate are interlinked. It’s one thing to know CO2 levels are rising; it’s another to see how they affect a farmer in Malawi or a child in Bangladesh. Sachs makes that connection clear.
His talks also demonstrate that solutions aren’t just for governments. Business leaders, educators, and communities each play a role in shaping policies, investments, and behaviors that either accelerate or slow down climate impacts. Sachs leaves his audiences feeling not just informed but morally compelled to take action within their sphere of influence.
Some sustainability and climate change speakers move people not with charts, but with survival stories that connect humans to the earth’s raw power. Yossi Ghinsberg, for example, survived three weeks lost in the Amazon rainforest – an experience that became a bestselling book and feature film (Jungle, starring Daniel Radcliffe). Yossi speaks about resilience, interdependence, and the sacredness of nature. When audiences hear him describe the Amazon not as an abstract ecosystem but as a living cathedral, it shifts their mindset from exploitation to stewardship.
Similarly, Anders Sorman-Nilsson, a futurist with Swedish-Australian roots, merges sustainability with innovation. He challenges companies to think of environmental responsibility not as compliance but as competitive advantage. His sessions often cover what he calls “sustainovation,” where sustainable practices drive business innovation. For example, he highlights brands using circular economy models to reduce waste and increase profitability simultaneously.
Both speakers offer optimism grounded in realism. They show that climate solutions are not just moral imperatives but opportunities to reimagine systems in ways that benefit people, planet, and profit.
Even the most compelling statistics fall flat if people can’t see their relevance. That’s where science-based sustainability and climate change speakers come in. Amy Meyers Jaffe is an energy expert who explains the future of oil, renewables, and electric vehicles in ways that executives, policy leaders, and even students can understand. As Director of the Climate Policy Lab at Tufts University, she merges academic rigor with actionable recommendations.
Then there’s Dr. Scott Tinker, geologist and energy educator. He often asks rooms full of leaders, “What’s your energy IQ?” before breaking down global energy realities versus misconceptions. His approach isn’t about finger-pointing. It’s about equipping people with knowledge so their choices – from voting to investment to daily habits – become intentional acts that drive environmental resilience.
Stuart Landesberg, co-founder and CEO of Grove Collaborative, brings a practical, market-based perspective. His talks explore how consumer brands can move beyond greenwashing to meaningful environmental impact. For Stuart, sustainability isn’t just a corporate responsibility checkbox – it’s a business opportunity that consumers are demanding more loudly every year. According to a 2023 NielsenIQ report, 78% of US consumers say a sustainable lifestyle is important to them, and 30% are willing to pay more for products that deliver it.
Courtney Lohmann, a sustainability strategist and events expert, empowers professionals to integrate eco-friendly practices into meetings and conventions. Her talks aren’t about guilt-tripping planners but about showing them how to reduce waste, design for inclusivity, and influence vendor networks to prioritize climate-conscious decisions. She proves sustainability is scalable in any industry when people are committed to intentionality over perfection.
Michael Liebreich, founder of Bloomberg New Energy Finance, is known for his ability to analyze market trends in clean energy, finance, and transportation. His talks help leaders see where sustainable investing isn’t just morally right but financially smart. Liebreich emphasizes that the next trillion-dollar opportunities are coming from the clean energy transition, not fossil fuels.
Matt Elliott, Head of Sustainability at The NatWest Group, brings a UK perspective, focusing on how banking can fuel climate solutions. His approach is pragmatic yet inspiring, proving that even traditionally conservative sectors like finance can drive innovation when sustainability becomes embedded in strategy, risk, and operations. Both Matt and Michael remind us that no sector is exempt from climate responsibility, and no sector is without possibility.
Finally, Dr. Aly Cohen, a practicing rheumatologist and integrative medicine specialist, bridges environmental health with personal health. Her talks emphasize how microplastics, pollutants, and chemical exposures affect human well-being, making climate responsibility feel personal, not just planetary. Audiences leave her sessions understanding that sustainability choices impact not only the earth but their own daily health and future generations’ wellbeing.
Steve Goreham, author of Outside the Green Box, offers a critical view of climate policy and energy transitions. While controversial to some, his talks challenge audiences to scrutinize assumptions and engage in robust debates about feasibility, cost, and real-world implementation. In a field where echo chambers are common, Goreham pushes for discussions that stress-test ideas against data and practicality.
We’re at a tipping point where climate change is no longer just a topic for scientists and activists. It’s boardroom strategy. It’s risk mitigation. It’s innovation design. Sustainability and climate change speakers don’t just educate; they empower. They turn overwhelm into action, anxiety into agency, and headlines into hope-filled roadmaps.
According to Deloitte’s 2023 CxO Sustainability Report, 75% of global executives say their organizations are increasing sustainability investments, yet only 20% feel they are on track to achieve their goals. The gap isn’t knowledge; it’s engagement. That’s where environmental speakers come in.
If you’re ready to book a speaker who will move your audience from informed to inspired to activated, reply here or browse The Keynote Curators’ full roster of sustainability and climate change speakers. Because the future isn’t waiting – and neither should your next event.
At The Keynote Curators, we don’t just recommend great sustainability and climate change speakers – we become an extension of your team. We curate voices who bring your purpose to life, align with your goals, and leave your audience moved and motivated. Because great events aren’t built on chance. They’re built on connection, intention, and the right voices.
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