Water & Oceans

"Why the World’s Rivers Are Losing Sediment and Why It Matters"

"Vast amounts of river-borne sediment are trapped behind the world’s large dams, depriving areas downstream of material that is badly needed to build up the marshes and wetlands that act as a buffer against rising seas."

"In September 2011, after 20 years of planning, workers began dismantling the Elwha and Glines dams on the Elwha River in northwestern Washington state. At the time, it was the largest dam removal project in U.S. history, and it took nearly three years for both barriers to be dismantled and for the river to once again flow freely.

Source: YaleE360, 06/27/2017

"Feeling the Heat: How Fish Are Migrating from Warming Waters"

"Steadily rising ocean temperatures are forcing fish to abandon their historic territories and move to cooler waters. The result is that fishermen’s livelihoods are being disrupted, as fisheries regulators scramble to incorporate climate change into their planning."

Source: YaleE360, 06/20/2017

Harmful Algal Blooms Plague Polluted Summer Waters

The harmful algal blooms brought on by excessive nutrient pollution in warm summer waters can be dangerous to humans, animals and fish. Our latest TipSheet will help you cover the phenomenon, make the distinction between algae and toxic cyanobacteria, and point you to sources for forecasting outbreaks. 

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