Could altering the Earth’s atmosphere to reflect back some of the sun’s rays be a solution to climate change? It would likely decrease global temperatures, but it might lead to climate wars. Humanity might become “addicted” to it for survival. And ultimately, would this technology only distract us from tackling the real problem of carbon emissions?

For links to materials referenced in the episode, suggestions for further learning, and guest bios, visit bravenewplanet.org.