After 1977 coal companies became legally required to reclaim the mines that they had started. The law passed regulate coal mining is called the Surface Mining Control and Reclamation Act. One of the places we went to there was a stream that had been poisonous since the 1890s, still acidic until just a couple years ago when the state finally got around to cleaning it up. What they do is typically install these like giant silos along the stream with a machine that's kind of constantly dumping this limestone powder into the creek.

Get the Snipd
podcast app

Unlock the knowledge in podcasts with the podcast player of the future.
App store bannerPlay store banner

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode

Save any
moment

Hear something you like? Tap your headphones to save it with AI-generated key takeaways

Share
& Export

Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode