News tagged with river ecosystems

Beetle may pack a big punch in curbing salt cedar

(PhysOrg.com) -- Non-native vegetation’s infiltration to the greater Southwest has caused its share of ecosystem concerns over the years. Now Heather Bateman is looking at the effectiveness of some of ...

Apr 01, 2011
4.5 / 5 (2) 1

In midst of river cleanup, supporters are divided

(AP) -- Once a dumping ground for chemicals, a stretch of the Housatonic River that winds near this Berkshires hamlet is being scoured in a lengthy, expensive cleanup. Now, dredging other parts of the riverbed ...

Jul 26, 2010
5 / 5 (5) 0

Some Canadian rivers at risk of drying up

(PhysOrg.com) -- Some Canadian rivers are at risk of drying up as impacts of climate change intersect with growing water demand from the country's cities, industries and agriculture, a new WWF report has found.

Oct 15, 2009
3 / 5 (8) 3

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 ...

Sep 01, 2009
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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 ...

Jul 07, 2009
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