Blue Gold: Capturing Earth's Most Precious Resource
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About the show
Latest episodes
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Who Owns the Rain? Water Futures and the Ethics of Scarcity
May 22, 2026 · 6 minExplore how Wall Street’s first water futures market turned a basic necessity into a tradable asset, and why that move sparked fierce debate over speculation, conservation, and access. The episode also examines the UN’s human-rights…
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The Hidden Water Cost of AI
May 22, 2026 · 8 minThis episode reveals the staggering freshwater demands behind AI models and semiconductor manufacturing, from data center cooling to ultrapure water production. It also explores how tech giants and chipmakers are responding with…
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From Toilet to Tap: The Circular Water Revolution
May 22, 2026 · 8 minCharlotte Hughes and marine scientist Michael Thompson explore how wastewater is being transformed into a reliable source of drinking water, industry supply, fertilizer, and even energy. They also tackle the psychological hurdle behind…
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Blue Gold: Hunting the Water Leaks Underground
May 22, 2026 · 6 minMichael Thompson and Charlotte Hughes examine the staggering scale of treated water lost through aging pipes and why municipal leaks are a major financial and environmental drain. They also explore how acoustic sensors, AI, satellite…