Farmers harvest rice on a field in the outskirts of Hanoi on June 9, 2017. Photo by AFP/Hoang Dinh Nam
A farmer pulls a cart loaded with newly harvested bunches of rice from a rice field in the outskirts of Hanoi on June 9, 2017. Photo by Hoang Dinh Nam
Workers sort Carrots at Poskitts farm in Goole, Britain May 23, 2016. Photo by Reuters/Andrew Yates
A farmer harvests wheat crop on a field in the El-Menoufia governorate, north of Cairo, Egypt May 16, 2017.Picture taken May 16, 2017. Photo by Reuters/Mohamed Abd El Ghany
Mexican migrant farmworkers Jesus Martin Ley Lugo, 27, (R) and Rogelio Garcia Parria, 20, who both have H-2A visas, eat during a break while harvesting romaine lettuce in King City, California, U.S., April 17, 2017. Photo by Reuters/Lucy Nicholson
Farm workers load crates of freshly picked avocados into a truck at a plantation in Tacambaro, in Michoacan state, Mexico, June 7, 2017. Picture taken June 7, 2017. Photo by Reuters/Alan Ortega
Palestinian man Louy Al-Najar holds a sickle in his mouth as he arrives on a motorcycle to harvest wheat at a field in an area adjacent to the border with Israel, in Khan Younis in the southern Gaza Strip May 11, 2017. Photo by Reuters/Ibraheem Abu Mustafa
Farmers carry wheat crop on a field in the El-Menoufia governorate, north of Cairo, Egypt May 16, 2017. Photo by Reuters/Mohamed Abd El Ghany
This picture taken on June 5, 2017 shows farmers preparing a paddy for planting rice in Nantong in China's eastern Jiangsu Province. VnExpress
An Indian farmer dries harvested rice from a paddy field at Burha Mayong village in Morigaon district of Assam state, some 45 kilometers away from Guwahati, on June 3, 2017. Photo by Biju Boro
Cows are guided to be milked in a milk farm on the outskirts of Libertad city, Uruguay, June 8, 2017. Photo by Reuters/Andres Stapff
Peter Corriveau feeds his goats at Jenness Farm in Nottingham, New Hampshire, U.S., May 18, 2017. Picture taken May 18, 2017. Photo by Reuters/Brian Snyder
A farmer holds a cocoa pod on a cocoa farm at Guire, a village of Soubre, in southwestern Ivory Coast. Photo by Reuters/Luc Gnago
A woman waits to deliver her harvest at a packing line at a banana plantation operated by a Chinese company in the province of Bokeo in Laos April 25, 2017. Photo by Reuters/Jorge Silva
Farmer Erik Groszyk holds a rack of Tuscan Kale growing inside his hydroponic climate controlled farm, one of 10 repurposed 320-square-foot metal shipping containers where entrepreneurfarmers enrolled in the "Square Roots" farming program are growing and selling a variety of greens in the parking lot of a former Pfizer factory in the Brooklyn Borough of New York City, U.S. on May 5, 2017. Photo by Reuters/Mike Segar