manure Archives – The Green Optimistic green tech news, since 2008 Fri, 14 Sep 2018 07:11:06 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Hog manure lagoons threaten nearby rivers as Hurricane Florence approaches https://www.greenoptimistic.com/hog-manure-lagoons-threaten-nearby-rivers-as-hurricane-florence-approaches-20180914/ https://www.greenoptimistic.com/hog-manure-lagoons-threaten-nearby-rivers-as-hurricane-florence-approaches-20180914/#respond Fri, 14 Sep 2018 07:11:06 +0000 https://www.greenoptimistic.com/?p=67093 Hundreds of open-air lagoons filled with manure could overflow from heavy rain caused by Hurricane Florence. In an area just inland from the North Carolina coast, there are more hogs than people. Of the many hog farms in the area, each has one or more lagoons that are vulnerable to flooding. These manure filled lagoons […]

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]]> https://www.greenoptimistic.com/hog-manure-lagoons-threaten-nearby-rivers-as-hurricane-florence-approaches-20180914/feed/ 0 67093 Pure Green Energy From Cow Farms https://www.greenoptimistic.com/pure-green-energy-from-cow-farms-20080417/ https://www.greenoptimistic.com/pure-green-energy-from-cow-farms-20080417/#comments Thu, 17 Apr 2008 08:37:56 +0000 https://www.greenoptimistic.com/?p=286 Some Washington University engineers using an advanced imaging technology found out that vigorous mixing helps microorganisms turn farm waste into a source of alternative energy. Hog and cow manure is a persistent pollutant from very large, industrial-sized barns and feed lots, but can become a very useful resource of methane when broken down by bacteria. […]

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