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Dag Knudsen, who has a farm near Lake City, Minn., worked with wastewater treatment plants in Israel, Hong Kong, Australia, and other locations during his career. He is concerned that the waste produced by concentrated animal feeding operations CAFOs is excessive and is causing problems.
âIn Iowa, they have about 3 million people,â Knudsen said. âThey have a lot of concentrated feeding operations there, and the waste produced by their hog industry is 30 times the amount of waste produced by their people.â
He noted that human waste must always go to a wastewater treatment plant, but animal waste is allowed to be stored in lagoons.
Review of the Year 2020: Top 25 Photography
In a year spent mostly in our individual bubbles, these photography projects provided some much needed escapism in the form of fascinating portals into other lives (plus some fluffy animals).
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This year’s most popular photography stories are, perhaps unsurprisingly, largely not about lockdown. In a year where many of us were grounded and cut off from anything beyond our immediate surroundings, escapism was the order of the day, most days. Photographers gave us a portal into other lives, from Rinchen Ato’s documentation of Tibet’s Kham region, to Gabriele Galimberti’s incredible