In the Antarctic, Adélie penguins harbor consistent levels of the pesticide DDT even though it’s been widely banned since the 1970s. The source: glacier meltwater that trickles past the penguins on its way to the sea, eventually making its way into the penguins’ food webs.

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Sauk River (Washington) (Wikipedia) The Sauk River is a tributary of the Skagit River, approximately 45 miles (72 km) long, in northwestern Washington in the United States. It drains an area of the high Cascade Range in the watershed of Puget Sound north of Seattle. The river is a popular destination for fly fishing. It is a National Wild and Scenic River

Melting Glaciers Do More Than Raise Sea Levels (hakaimagazine.com) Novels and blockbuster movies that tackle climate change gravitate toward the dramatic, especially when it comes to melting ice. In these stories, mountainous glaciers crumble and cities flood as the sea rises. But a lot more happens in between the mountains and the sea, as meltwater passes through the liminal space of the coast. Here are five ways the slow, non-dramatic drip of melting ice changes our coastlines and oceans.