Fish need to cross roads too. But the tunnels built to channel rivers under roads and railways can block their migrations.
Aug. 6, 2020 • ~6 min
Tags: biodiversity fish construction dams rivers freshwater-biology roads eels
Salt storms are an emerging threat, as Lake Urmia dries up and exposes huge salt marshes.
Aug. 3, 2020 • ~5 min
Tags: dams iran water-security water-sustainability water-use
Thousands of dams across the US are aging and overdue for maintenance. Taking them down can revive rivers, restore fish runs and create new opportunities for tourism and outdoor activities.
Tags: climate-change water flooding fisheries dams rivers ecosystem-recovery california maine hydropower
Dams built to hold enormous quantities of toxic mining waste have a long history of spills. Decisions in the Pacific Northwest threaten three free-flowing rivers there.
Feb. 24, 2020 • ~9 min
Tags: brazil canada dams water-pollution mining regulation rivers alaska heavy-metals mine-tailings
Environmental protection is not a goal to achieve but a task to be undertaken by one generation and handed to the next, Gina McCarthy, the former EPA administrator and current director of Harvard’s Center for Climate, Health, and the Global Environment, told the Gazette in an Earth Day interview.
Tags: health climate-change fish health-medicine alvin-powell harvard-th-chan-school-of-public-health gina-mccarthy air-pollution and-the-global-environment c-change center-for-climate cuyahoga-river cuyahoga-river-fire dams earth-day environmental-protection-agency epa ohio toxins water-pollution
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