
On September 22, 2026
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NOVA · S47E15 — Can We Cool the Planet?
Synopsis
With global temperatures steadily climbing, scientists are exploring possibilities beyond emissions reductions. Geoengineering emerges as a potential, though often improbable, avenue. These proposed solutions range from directly removing carbon from the atmosphere to physically deflecting sunlight. As conventional approaches to climate change face diminishing returns, researchers grapple with critical questions: Could geoengineering prove effective? What would be its financial burden? And what d



