Many soil samples in study have excessive levels of pollution
Pollutants in more than 16 percent of Chinese soil exceed national standards, an official report said on Thursday.
For arable land, the figure rises to almost 20 percent, said the report issued by the Ministry of Environmental Protection and the Ministry of Land and Resources.
Officials and experts described the results as "not optimistic", as the quality of arable land is worrying and deserted industrial land suffers from serious problems.
The report, which was carried out from April 2005 to December 2013, covered about 6.3 million square kilometers.
Around 100,000 samples covered all arable land, part of the woodland, grassland and constructi