Dam removals are bringing fish back across the northeastern United States

	Dam removals are bringing fish back across the northeastern United States(smithsonianmag.com)
	354 points by sohkamyung 8 days ago \| 92 comments
	tl;dr: Summary not available
	HN Discussion: ↑Shares additional success stories of dam removal and fish restoration efforts ↑Dam removal is an economic and safety win since many old dams are obsolete and costly to maintain ~Small-scale hydropower can coexist with fish; mid-sized dams are the real problem ↓Dams may become valuable for water storage and clean power amid climate change; prefer fish ladders ~Benefits are real but limited; waters won't return to pre-industrial state