RAW GREEN

Emma and Francesco ditched the plan, cracked open a few drinks, and chatted about everything climate. Sparkling conversation tackling China’s new rule forcing data centres, steel, cement and polysilicon plants to source up to 80% of their power from clean energy; weighed in on geothermal potential, the looming water crisis and the need for greener housing; dug into why investor confidence and PR h...

In this episode of Raw Green, hosts Francesco De Lieto and Emma Mee sit down with Ed Craig, CEO of Carbogenics (https://www.carbogenics.com/), to unpack the power of  biochar  for  climate change mitigation  and  carbon sequestration . Discover how Carbogenics’ proprietary  CreChar —a sustainable biochar produced from recycled waste—is upgrading anaerobic digestion  for enhanced  biogas production...

Join hosts Francesco De Lieto and Emma Mee on  Raw Green  🎤 🌵 as they sit down with Joyeeta Das, engineer-turned-ocean entrepreneur and founder of  Samudra Oceans (https://www.samudraoceans.com), to explore the future of  seaweed farming ,  AI-driven marine agriculture , and  robotic aquaculture . Discover how Samudra’s grid-based technology boost harvest density, cut costs, and unlock new marke...

In this episode of  Raw Green  🎤 🌵, hosts Francesco De Lieto and Emma Mee - our new co-host (!) - sit down with  Christophe Williams , CEO and founder of  Naked Energy , to explore one of the most promising frontiers in clean energy:  hybrid photovoltaic thermal (PVT) technology . From advertising to clean tech, Christophe shares his entrepreneurial journey, and how  Naked Energy’s solar innovat...

This week FDL speaks with Andy Joynson , the business development director at Caldera (https://www.caldera.co.uk/), about the critical role of industrial heat in climate change and how Caldera's innovative thermal storage technology is addressing this challenge. They discuss the materials used in their heat cells, the temperature ranges and applications of their technology, and the target industri...

In this episode of  Raw Green , Francesco De Lieto sits down with Emma Mee , Head of Membership at Green Angel Ventures (https://greenangelventures.com/), to dive into the current landscape of climate tech investment. They explore how Green Angel Ventures supports early-stage startups, the firm’s investment philosophy, what they look for in a winning pitch, and the trends shaping the future of gre...

In this episode of Raw Green, Francesco De Lieto sits down with Martin Soltau and Sam Adlen, co-CEOs of Space Solar ( https://www.spacesolar.co.uk ), a high tech startup based in UK focused on harnessing solar energy from space . They discuss the ambitious project of beaming energy down to Earth , the technological advancements that make it viable, and the potential impact on global energy securit...

In this episode, Alessandro Stagni, CTO of Northern Light Composites ( https://www.northernlightcomposites.com ), joins Francesco De Lieto on Raw Green to discuss the critical role of composite materials across industries, the environmental challenges they pose, and the innovative solutions his company is developing. He shares insights into the complexities of recycling composites, the advantages...

In this episode of Raw Green , Francesco De Lieto discusses the critical role of coral reefs with Krista Shoe , director of Mother of Corals (https://motherofcorals.org/) . The conversation highlights Mother of Corals’ ongoing work in Bocas del Toro, Panama , where they are actively restoring reefs and collaborating with local communities. They explore the alarming decline of coral reefs, innovati...

In this episode of Raw Green, Francesco De Lieto discusses the importance of energy efficiency with Thomas Clardy, founder and CEO of PowderWatts (https://powderwatts.com). They explore the challenges and opportunities in energy efficiency technologies, particularly focusing on PowderWatt's innovative solutions for managing heat cables that consume an excessive amount of energy, in some scenarios...

"The number one export of North Korea is cybercrime." In the first episode of 2025 of Raw Green, Francesco De Lieto sits with Uri Sadot , Cybersecurity Program Director of SolarEdge Technologies ( https://www.solaredge.com/en ), to discuss the increasing threat of cyber attacks on renewable energy systems , particularly solar power plants. They explore the vulnerabilities of these systems, the rol...

In this conversation, Francesco De Lieto sit down with Michael Kohler, founder of Silent Yachts (https://silent-yachts.com/), discussing the evolution of sustainable yachting. Michael shares his journey from sailing enthusiast (over 75.000 miles around the globe) to innovator in electric propulsion and solar energy integration in yachts. He reflects on the challenges and triumphs of introducing a...

In this episode, Francesco De Lieto engages with Dr. Jason Huang , founder and CEO of TS Conductor (https://tsconductor.com/), to explore the complexities of the electricity grid , its challenges, and the innovative solutions offered by TS Conductor that attracted the interests of investment firms of the caliber of Breakthrough Energy Ventures and Edison International to name few. They discuss the...

In this episode of RAW GREEN, Francesco De Lieto speaks with Daniel Levene , co-founder of Two Blues Solar (https://twobluessolar.com/), about the rapid growth of solar energy and the unique business model of their company, which funds 100% the installation of rooftop solar on commercial and industrial properties. They discuss the challenges of solar adoption, the potential of rooftop solar in the...

And we are back! After a break we are happy to be back in studio and in this episode of Raw Green, Francesco De Lieto sits down with David Kendall, CEO of Optima Yachts (https://www.optima-yachts.com/), about the future of sustainable and electric boating. They discuss the growth of the electric boat market, the challenges of adopting new sustainable materials , and the importance of government in...

The shipping industry is trying to find the best solution to tackle emissions. What if the solution comes from something invented thousands of years ago? 
 Our guest today is George Thompson , the CEO and founder of GT Wings (https://www.gtgreentechnologies.com/), a UK-based startup, developer and inventor of the A ir Wings , a wind propulsion system designed to achieve up to 30% in fuel savings a...

In this episode of Raw Green, Francesco De Lieto sat down with Ing. Pellegrino Guerriero, engineering project manager of The MED Wind project in Italy, ( https://medwind.it/en/) developed by Renexia Group (https://renexia.it/en/) , the largest floating wind farm project in the world and a significant potential source of electricity for the country. Developing floating wind farm projects poses chal...

Are electric buses better than hydrogen ones? In this episode of Raw Green, Francesco De Lieto sat down with Wolfram Sparber and Gianluca Grazieschi from EURAC Research (https://www.eurac.edu/en) about their research, a LCA comparing hydrogen, electric and internal combustion public transportation buses in the province of Bolzano, Italy. The discussion extends to the challenges and opportunities o...

Lab-grown meat, also known as cultivated meat, is a sustainable and ethical alternative to traditional animal agriculture. We discussed lab-grown meat with Dr. Elliot Swartz from the The Good Food Institute (https://gfi.org/) a non-profit at the forefront of developing alternative protein technologies, including plant-based meats, fermentation-derived foods, and cultivated meat. One of the the big...

For the first episode of RAW GREEN about water, we are very happy to host Johanna Mattsson, the CEO of Nordaq (https://nordaq.com/), a Sweden-based company that, since its inception, has helped avoiding the use of 5.7 billion water bottles. With Johanna we will discuss the environmental impacts of bottled water, Nordac's patented filtration system, and the barriers to the adoption of sustainab...

Today we discuss floating offshore wind energy generation. We host Gaia Brussa from the Politecnico di Milano, with her we will discuss the technology and the positive and negative environmental impacts, using assumptions on a 3 GW project in the South of Italy, currently in the permitting stage. For more information about Gaia's research: https://www.sciencedirect.com/science/article/pii/S235...

We know that vegetables or plant based foods have generally lower environmental impacts than animal meat. And all the "new" foods that are at different stages of R&D or commercialisation have the same promise: to have lower environmental impacts for every kilogram produced. What if we study the impacts from a targeted nutritional amount, rather than per kilogram of product? Would the...

In this episode we discuss the concept of Agrivoltaics, which combines agriculture and solar energy production. FDL will host Theresa Krexner and Dr. Alexander Bauer, both from the University of Natural Resources and Life Sciences in Vienna (https://boku.ac.at/en/), and discuss with them their research on the environmental impacts of different Agrivoltaic systems compared to mono-use of land. They...

In this episode of RAW GREEN we sat down with Dr. Alejandro Gallego-Schmid, from the University of Manchester. With him we will discuss his research on conventional take-away containers vs reusable ones. What if the reusable option has higher environmental impacts than the single-use ones? Not only this, with Alejandro we will discuss circular economy, how policymakers can help pushing for a life...

There are over 29 million abandoned or inactive oil and gas wells worldwide, many with severe leakage of harmful substances, damaging the environment and harming human health. Can we repurpose them into geothermal energy power plants? Dr. Jingyi Li research recently published (https://www.sciencedirect.com/science/article/pii/S0048969723064707) studies the environmental impacts of repurposing oil...