News tagged with heavy metal

Rethinking the value of sewage sludge 

Researchers from the Plant Nutrition Group at ETH Zurich have been evaluating methods to develop an efficient and environmental friendly phosphate fertilizer from sewage sludge ashes. A new thermo-chemical ...

Aug 16, 2013
4.8 / 5 (5) 2

Researcher finds life flying high above

For years, scientists have been tracking pollution that travels across the jet stream from Asia and measuring how much of it winds up in Northwest air. Now new work from University of Washington researchers shows it's not ...

Jan 07, 2013
5 / 5 (1) 2

Peru says 5,000 birds, nearly 900 dolphins dead

The Peruvian government said Wednesday that 5,000 birds, mostly pelicans, and nearly 900 dolphins have died off the country's northern coast, possibly due to rising temperatures in Pacific waters.

May 09, 2012
3.9 / 5 (7) 3

The detoxifying effect of microbes

Heavy metals and other toxins frequently contaminate food and water. The culprits read like a litany of bad actors—lead, cadmium, mercury, arsenic, chromium—but their numbers run into the thousands. Microbes have long ...

Sep 20, 2012
not rated yet 0

Can Whales and Dolphins Adapt to Oily Gulf?

(PhysOrg.com) -- The dead sperm whale found this week in the Gulf of Mexico puts the spotlight on how the BP oil spill will affect this endangered mammal, along with other cetaceans, such as dolphins, that ...

Jun 25, 2010
4.3 / 5 (7) 19 | with audio podcast