On the occasion of His participation in the 15th United Nations Climate Change Conference in 2009 in Copenhagen, HSH the Sovereign Prince unveiled new guidelines for the Principality. Monaco will firstly participate in the effort to stabilize the global increase in the planet&#39;s temperature by reducing its greenhouse gas emissions by 30% in 2020 and 80% in 2050 (deadline by which the Principality will achieve carbon neutrality) compared to the reference date of 1990. In 2015, as part of the 21st United Nations Conference on Climate Change, the Principality announced an intermediate target of reducing greenhouse gas emissions by 50% by 2030 compared to 1990.