For episode 253 of Crypto Altruists, we welcome Maksym Zalevskyi of GEN Ukraine, a grassroots network of 60+ ecovillages. We explore how they've sheltered over 3,000 displaced Ukrainian’s since 2022, and how Web3 partnerships with Arkreen, Silvi, Regen Network, and Sarafu are powering solar energy, tree planting, and local economic development.

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For episode 246 of Crypto Altruists, we welcome Coleen Chase and Jon Ruth of Solar Foundation, a nonprofit accelerating access to off-grid solar & productive appliances for underserved communities in Africa. We discuss Solar Savings Circles, their partnership with JUKUMU TZ and NEDA Labs, and why community development beats traditional philanthropy.

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For episode 243 of the Crypto Altruists podcast, we welcome Stefan Deiss, Co-Founder and CEO of The Hashgraph Group. We explore how EcoGuard is restoring trust to broken carbon markets, the landmark partnership bringing 3 million farmers into an onchain Digital Carbon Office, and how TrackTrace is powering transparent supply chains on Hedera.

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For episode 241 of the Crypto Altruists podcast, we welcome Will Ruddick, Founder of Grassroots Economics and the architect behind the Sarafu Network and the Cosmo-Local Credit DAO; and special co-host Coleen Chase of The Solar Foundation. We explore commitment pooling, community currencies, and how Web3 is helping communities build local resilience.

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For episode 230 of the Crypto Altruists podcast, we welcome Djimo Serodio, Founder of Silvi, and Jon Ruth, Co-Founder of the Climate Coordination Network. We explore how crypto powers verified reforestation, their new Bioregional Reforestation Grants, and the future of regenerative finance.

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For episode 226 of the Crypto Altruists podcast, we welcome 0xJoshua and Penguin, Co-Founders of Azos, a DeFi protocol transforming climate-positive assets into real financial infrastructure. We explore how Azos is building values-aligned money, merging DeFi innovation and stablecoins with climate action, and empowering both regens and degens to co-create a greener planet.

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For episode 221 of the Crypto Altruists podcast we welcome I. Christwin, Co-Founder of M3tering Protocol and Switch Electric, to unpack how decentralized solar networks powered by blockchain, stablecoins, and tokenized energy assets are transforming clean energy access across Africa through Web3 innovation.

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For Episode 2 of Growing Good on Solana, we welcome James Bettauer, Founder and CEO of ecoBridge, a ReFi platform on a mission to make ecological credits and verifiable environmental impact accessible. We discuss how they’re reimagining ecological and impact credit markets, how blockchain and AI are key to aligning the three pillars of sustainability, and why they decided to build on Solana.

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For Episode 1 of our new mini-series “Growing Good on Solana”, we speak with TIME “Hero of the Environment” Casson Trenor, Co-Founder of Somos Axolotl. Discover how this Web3-native initiative uses blockchain, art, crypto incentives, and Solana validator rewards to protect endangered Axolotls and flip traditional philanthropy into a transparent, positive-sum game for real-world conservation.

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For episode five of Auto PGF: Funding Impact with Glo Dollar, we welcome Kimberley Chang, DApp Relations Lead at VeChain, a sustainability and impact-focused layer-1 blockchain ecosystem. We dive into VeBetterDAO, VeChain’s ambitious initiative to grow a grassroots community of changemakers by turning everyday positive actions into crypto rewards, and explore how Web3 makes it all possible.

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For episode 213, we welcome Kent Babin, Co-Founder of CARBON Copy, a research platform tracking the pulse of the ReFi movement. We dive into their newly released 2025 State of ReFi Report, major ecosystem milestones over the past year, emerging themes like Ethereum Localism, Bioregional Finance, and Ergodic Ecosystem Investing, and challenges and opportunities ahead for Regenerative Finance.

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For episode 209, we welcome Christian Chegne, Co-Founder of ReFi Hub, a rapidly growing regenerative finance platform that lets anyone invest in real-world sustainability infrastructure. We explore how blockchain and crypto tokenomics can power climate action, how tokenized climate assets are reshaping sustainable investing, and why the next wave of climate finance might just be powered by Web3.

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