Tracing nitrate in watersheds

Plants need nitrogen to grow, and nitrate is a common fertilizer ingredient, but high levels of nitrate contamination in drinking water sources can cause health problems. It is generally known that nitrogen flows through ...

Japan's cleanup lags from tsunami, nuke accident

(AP)—Two years after the triple calamities of earthquake, tsunami and nuclear disaster ravaged Japan's northeastern Pacific coast, debris containing asbestos, lead, PCBs—and perhaps most worrying—radioactive waste due ...

Eminent scientist warns of global contamination risks

(Phys.org)—Eighty-three thousand man-made chemicals now circulate freely around the Earth, in water, soil, air, wildlife, food and manufactured goods and people, posing unquantified but genuine hazards to human and environmental ...

New biochip technology uses tiny whirlpools to corral microbes

Researchers have demonstrated a new technology that combines a laser and electric fields to create tiny centrifuge-like whirlpools to separate particles and microbes by size, a potential lab-on-a-chip system for medicine ...

Fungi play role in the fight against toxins

Fungi play an important role in the ecosystem, but scientists are still finding out just how big a role they really play in nature. Some fungi are easily recognisable, like mushrooms, most of which stick up out of the ground. ...

Contaminant transport in the fungal pipeline

Leipzig. Fungi are found throughout the soil with giant braiding of fine threads. However, these networks have surprising functions. Only a few years ago researchers from the Helmholtz Centre for Environmental Research (UFZ) ...

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