Agriculture Farms Grow Food Under Seoul's subway stations

SEOUL, SOUTH KOREA - APRIL 22: An employee of Farm 8 Co. works at a Metro Farm inside Sangdo metro station on April 22, 2021 in Seoul, South Korea. The Seoul Metropolitan Government and the Seoul Metro collaborate with Farm8, an agriculture company, to enhance the awareness of ecosystem and to open up a smart farm at Sangdo Station. At the farm, citizens can find and experience a futuristic version of agriculture which can create new jobs in urban agricultural sector. Smart farm artificially controls environmental factors such as light, temperature, humidity, CO2 density and nutrients which are necessary for plants to grow by using the ICT technology. It helps a stable and planned production of plants. Airtight system helps cultivating plants without pollutants including fine dust. (Photo by Chung Sung-Jun/Getty Images)