Answer :- 2011
2057. Which year is observed as the International Year of Soil?
Answer :- 2015
2058. Which city hosted the 2009 United Nations Climate Change Conference?
Answer :- Copenhagen, Denmark
2059. Which International Treaty aims the reduction of Green House Gases?
Answer :- The Kyoto Protocol
2060. In which year was The Kyoto Protocol adopted?
Answer :- December 11, 1997