1 rich Libsyn https://www.libsyn.com 90 600 How could grinding up rocks and sprinkling the dust over vast areas help to combat climate change? In this episode, we deal with &quot;enhanced weathering&quot; as a potential source of negative emissions. Physical Attraction http://physicalattraction.libsyn.com/ <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/18174278/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/87A93A/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/18174278