Marc invented the first geothermal-solar hybrid system in 1972, earning a foundational patent
in 1978. He later co-founded Biomass One, developing a 22 MW biomass power plant in Oregon
that has operated for more than 30 years.
He is committed to sharing his knowledge. His blog on current trends like agrivoltaics and
carbon-capture systems reflects his mission to make renewable technologies accessible and
actionable. He writes in a way that demonstrate energy solutions, empowering communities
and professionals to embrace renewable change.
Marc's recent book, On the Verge of Tomorrow, simplifies complex topics like solar panels,
hydrogen storage, and green architecture, with engaging storytelling and real-world examples,
making them approachable for readers of all backgrounds.
The book shows the readers how renewable energy fits into everyday life. From powering
homes to transforming public infrastructure, Marc connects the dots between complex systems
and real-world impact. His writing is clear, purposeful, and rooted in decades of hands-on
His book also challenges readers to think bigger. It raises timely questions about sustainability,
innovation, and responsibility, inviting everyone, not just experts, to be part of the solution.
With its mix of insight and urgency, On the Verge of Tomorrow is both a practical guide and an
inspiring roadmap for what’s possible.
He regularly contributes to public dialogue on energy policy, climate goals, and infrastructure
development. He believes strongly in evidence-based decision-making and often critiques both
overpromised technologies and underfunded solutions. For Marc, the future of energy must be
honest, scalable, and inclusive.
Education plays a key role in Marc’s impact. He always aims to inspire critical thinking and
creative problem-solving, whether he’s speaking to students or writing about emerging
technologies. He believes today’s energy conversations should include everyone, from curious
kids to seasoned engineers.
By bridging the gap between industry leaders, local communities, and policymakers, he helps
align efforts toward a common goal, a sustainable future. His ability to simplify the technical
while inspiring collaboration makes him a trusted voice in the energy space, and a driving force
Marc is living proof that clean energy isn’t just a goal for tomorrow, it’s happening now. Through
decades of hands-on work, he’s shown that renewable solutions can be practical, profitable, and
scalable. His approach is always grounded in what works and how we can all be part of it.
Marc D. Rappaport has built his career on a rare mix of vision, science, and heart. His work is a
reminder that true innovation comes from persistence and purpose. Whether you're a
homeowner, a startup founder, or a policy advocate, Marc’s journey offers lessons that are both
inspiring and actionable.