10 Aug '11, 11am

How to kill the Gulf’s dead-zone zombie: via @grist

How to kill the Gulf’s dead-zone zombie: via @grist

Farmers are increasingly using more precision agriculture (guided by GPS) to apply the right amount of fertilizer at precisely the right place. It's one reason U.S. agricultural yields keep going up, even though fertilizer application per acre isn't increasing. For example, corn yields per acre have increased by over 33 percent since 1990, with no increase in nitrogen fertilizer application. The timing of fertilizers also matters. Apply it in spring instead of the fall, and snowmelt and early spring rains will be less likely to wash nutrients off farm fields and into rivers. It's true that spring is a busier time in the field for farmers and that field conditions are generally better in the fall. However, new planting systems allow farmers to apply fertilizers and seeds in one pass or to apply fertilizer after the seedlings emerge. And these techniques work: Such spring ap...

Full article: http://www.grist.org/pollution/2011-08-10-how-to-kill-the...

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N. Korea plot to kill S. Korea minister - Chann...

channelnewsasia.com 10 Aug '11, 6am

SEOUL: North Korea has sent secret agents to South Korea to try to assassinate its defence minister, who has vowed a stern...

What life is like inside the Fukushima evacuation zone:

What life is like inside the Fukushima evacuati...

grist.org 09 Aug '11, 2pm

Photographer Max Hodges has a photo essay on Google+ about his travels in the Fukushima evacuation zone. This mysterious n...

GDP is Dead - Will the World be Happier Without It? #heinberg #economy

GDP is Dead - Will the World be Happier Without...

postcarbon.org 09 Aug '11, 4pm

Memo to politicians: Stop promising to grow GDP and start targeting social benefits you can actually deliver—or prepare to...

Chesapeake Bay dead zone could be largest on record

Chesapeake Bay dead zone could be largest on re...

mnn.com 14 Aug '11, 4am

It makes me sick just thinking about it-- we've completely wiped out all life in almost half of the Chesapeake Bay, one of...