Greenhouse area detection in Guanzhong Plain, Shaanxi, China: spatio-temporal change and suitability classification

The extensive use of greenhouses has brought soared economic benefits for farming practitioners in China and an overview the spatio-temporal distribution is great interest to agricultural decision-makers. In this study, Landsat image based greenhouse maps Guanzhong Plain, Shaanxi, were made using random forest classification algorithm through visual interpretation on Google Earth Engine. 7-year's changes areas investigated (i.e. 2000, 2003, 2006, 2010, 2013, 2015 2019) with yearly overall accuracy more than 90%. results showed that total area Plain demonstrated increasing trend, from 5.92 km2 2000 194.42 2019 a considerable growth between 2010 2015. dominant drivers increase are largely attributed government policy as well profitability. shifts central eastern regions Plain. Greenhouses preferentially expand near rural roads, main rivers, high elevation, 45% distributed within 1 km county road. principal component analysis suitability evaluation 38.44% was suitable greenhouse.