News tagged with aquatic ecosystems

How do green algae react to carbon nanotubes?

Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems ...

dateNov 04, 2011 in Nanomaterials
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Urban impacts on phosphorus in streams

Although phosphorus is an essential nutrient for all life forms, essential amounts of the chemical element can cause water quality problems in rivers, lakes, and coastal zones. High concentrations of phosphorus in aquatic ...

dateAug 11, 2011 in Environment
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Bighead carp snagged in St. Croix River

It's an ugly brute with a gaping mouth and eyes that hang low on the bottom of its face. Someday soon, with two of its equally odious cousins, it could take over Minnesota's rivers and lakes, squeezing out native species. ...

dateApr 22, 2011 in Ecology
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ESA's sharp eyes on coastal waters

Our growing reliance on coastal waters for food, trade and tourism means that these delicate ecosystems need to be more closely monitored to guarantee their future sustainability.

dateFeb 09, 2011 in Environment
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Shifting Baselines Confound River Restoration

Steep reductions in the abundance of fish, shellfish, and other aquatic fauna in recent centuries are not restricted to animals that live in the sea: historical records show that species in rivers and lakes worldwide also ...

dateSep 01, 2009 in Ecology
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The Amazon River is 11 million years old

The Amazon River originated as a transcontinental river around 11 million years ago and took its present shape approximately 2.4 million years ago. These are the most significant results of a study on two ...

dateJul 07, 2009 in Earth Sciences
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