<page_title> World Congress of Soil Science </page_title> <table> <cell> 21st <col_header> WCSS </col_header> </cell> <cell> 2018 <col_header> Year </col_header> </cell> <cell> Rio de Janeiro, Brazil <col_header> Location </col_header> </cell> <cell> 20th <col_header> WCSS </col_header> </cell> <cell> 2014 <col_header> Year </col_header> </cell> <cell> Jeju-do Island, South Korea <col_header> Location </col_header> </cell> </table>
The 20th WCSS was held in 2014 on Jeju-do Island, South Korea and the 21st WCSS was held in Rio de Janeiro (Brazil) in 2018.