Pollination merely one production factor

(Phys.org) —No food for the human race without bees? It is not quite as straightforward as that. A case study by ecologists from ETH Zurich in a coffee-growing area in India reveals that pollinating insects are just one ...

Biochar reduces nasty nitrous oxide emissions on farms

(Phys.org) —In the quest to decrease the world's greenhouse gases, Cornell scientists have discovered that biochar – a charcoal-like substance – reduces the nemesis nitrous oxide from agricultural soil on average by ...

Nanosilver from clothing can pose major environmental problems

(Phys.org)—Silver nanoparticles can have a severe environmental impact if their utilisation in clothing continues to increase. If everyone buys one silver nanoparticle-treated sock a year, the silver concentration in waste ...

Using wastewater as fertilizer

Sewage sludge, wastewater and liquid manure are valuable sources of fertilizer for food production. Fraunhofer researchers have now developed a chemical-free, eco-friendly process that enables the recovered salts to be converted ...

Researcher: Smaller 'dead zone' recorded in Gulf

A new report says this year's Gulf of Mexico "dead zone," an area of low oxygen that develops every spring and summer, is the fourth-smallest since measurements of the zones began in 1985.

page 7 from 9