Indian villagers help each other to load grass on a bicycle after cutting it in a nearby field to be used as cattle fodder in Allahabad on August 17, 2015. Photo credit: AFP PHOTO / SANJAY KANOJIA / Getty Images.
Dairy farmer Gordon James milks cows at Newlands Farm on August 16, 2015 in Bozeat, England. Newlands Farm Bozeat has 138 cows and is part of Arla Milk Link, a group of over 1,500 farmers that supplies 1.2 billion litres of milk annually to the Arla Foods cooperative. The price farmers are paid for milk has fallen by a 25 percent over the past year, with many being paid less than the cost of production. Following crisis talks with farming unions, supermarkets Aldi and Lidl have announced that they will begin to pay a minimum of 28 pence per litre from Monday with Morrisons pledging to pay 26 pence per litre from later in the month. Photo credit: Rob Stothard / Getty Images.
Hillary Clinton, former U.S. secretary of state and 2016 Democratic presidential candidate, walks into the Agriculture Building while touring the Iowa State Fair in Des Moines, Iowa, U.S., on Saturday, Aug. 15, 2015. Clinton said today she doesn't see the continued scrutiny of her e-mail practices while heading the State Department as a liability for her campaign for the White House. Photographer: Andrew Harrer / Bloomberg via Getty Images.
A Nepalese farmer walks through a paddy field to his home at the village of Khokana, on the outskirts of Kathmandu on August 14, 2015. The traditional Newari village of Khokana is famous for its unusual mustard-oil harvesting process in which a heavy wooden beam is used to crush mustard seeds in order to extract the oil. Photo credit: AFP PHOTO / Prakash MATHEMA / Getty Images.
A blue ribbon is displayed next to a display of ears of corn in the Agriculture Building durnig the Iowa State Fair on August 13, 2015 in Des Moines, Iowa. The Iowa State Fair is one of the oldest and largest agricultural and industrial expositions in the United States. The annual fair, the largest event in Iowa, attracts over a million visitors each year. The fair runs through August 23. Photo credit: Justin Sullivan / Getty Images.
A Lindsay Corp. Zimmatic center pivot irrigation system sits in a field in this aerial photograph outside Omaha, Nebraska, U.S., on Wednesday, Aug. 12, 2015. Lindsay Corp. manufactures and markets center pivot and lateral move irrigation equipment, as well as large diameter steel tubing, for use to irrigate agricultural crops. Photographer: Daniel Acker / Bloomberg via Getty Images.
Workers collect flowers to be packaged and exported at the Flores Carmel flower growing facility in the Antioquia region of Llano Grande, Colombia, on Tuesday, Aug. 11, 2015. Flores Carmel employs 283 workers and exports 99 percent of its products to the U.S. The Colombian peso's weakness is helping the country's flower growers whose complaints in years past that an overvalued currency was hurting exports were supported by government officials. Photographer: Mariana Greif Etchebehere / Bloomberg via Getty Images.
Tractors and farming trailers filled with trash are parked during a farmers' demonstration outside the Calvados prefecture in Caen, northwestern France, on August 13, 2015. Some 100 farmers demonstrated in Caen threatening to dump trash, according to police, ahead of a technical meeting at the prefecture in which the farmers requested the presence of dairy, slaughterhouse and food suppliers' representatives. Photo credit: AFP PHOTO / CHARLY TRIBALLEAU / Getty Images.