Soil is replaced by thin films of nutrient-rich water sluicing down hundreds of plastic channels cradling the roots of salad greens, lettuces and culinary herbs.
Read the rest of this entry »Aug 04
Jul 26
Climate Change ‘Remobilizes’ Long-Buried Pollutants as Arctic Ice Melts
Warming in the Arctic is causing the release of toxic chemicals long trapped in the region’s snow, ice, ocean and soil, accor…
Read the rest of this entry »Jul 23
To Nullify Lead, Add a Bunch of Fish Bones
Fishbone meal is being added in the soil to neutralize contamination in an Oakland neighborhood.
Read the rest of this entry »Jul 22
Green: Fish Bones to the Rescue
Community leaders in Oakland, Calif., have started to reduce lead contamination in backyards by roto-tilling the soil with a paste of fishbone meal.
Read the rest of this entry »Jul 21
Pollutants Can Lurk and Hide
The health implications of polluting the environment weigh increasingly on our public consciousness, and pharmaceutical wastes continue to be a main culprit. Now a Tel Aviv University researcher says that current testing for these dangerous contaminant…
Read the rest of this entry »Apr 14
Will Colombia ban spur illegal gold pits?
Colombia’s ban on mining in highland ecosystems could be a double-edged sword — it may attract illegal miners to the delicate areas where established mining companies cannot operate.
The example of Cana…
Read the rest of this entry »Apr 13
High Prices Sow Seeds of Erosion
The farmland scourge of soil erosion, once on the decline, is again a threat, scientists and environmentalists say.
Read the rest of this entry »Apr 10
Cancer cause or crop aid? Monsanto-developed herbicide glyphosate faces big test
Critics say it’s a chemical that could cause infertility or cancer, while others see it speeding the growth of super weeds and causing worrying changes to plants and soil. Backers say it is safe and has made a big contribution to food production.
…
Mar 24
Radiation, Once Free, Can Follow Tricky Path
How — and how fast — radioactive elements travel depends on many factors, including weather, soil and what they land on first.
Read the rest of this entry »Jan 14
Dot Earth: Studying Microbes in Antarctica?
Scientists go to Antarctica to study soil microbes without plants getting in the way.
Read the rest of this entry »