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Energy Switch
King Coal
Season 7
Episode 10
Coal is still the dominant source of electricity worldwide. That’s because it’s available domestically in many countries, and is cheap and easy to mine, transport and burn. But those benefits come with serious downsides: local air pollution and global CO2 emissions. We discuss with Dr. Rahul Tongia from the Centre for Social and Economic Progress, and Dr. Mark Thurber from Stanford University.
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The potential and risks of injecting aerosols into the stratosphere to cool the planet.
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Capturing landfill gas and using digesters and gasifiers to make methane and biochar.
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Plastic and other pollution, sea level rise, coastal erosion and potential solutions.
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Can the US overcome budget, schedule, capital, industry and supply chain challenges?
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How forests and other plants absorb one-quarter of human-emitted CO2 each year.
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The global importance of the region’s oil, and its moves to diversify into other energies.
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Experts debate the future of solar and wind energy, with surprising takeaways.
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Can we have abundance with less environmental impact? Or must we reduce consumption?