Japan and Costa Rica signed an agreement on the effective use of carbon dioxide emission reduction credit system in Japan's Ministry of the Environment on the 9th. Japan will provide Costa Rica with greenhouse gas emission reduction technology, and part of the emission reduction will be effectively used for Japan's emission reduction. Japanese Environment Minister Shintaro Ishihara said at the signing ceremony of the agreement: "I hope to take this opportunity to carry out a number of cooperation projects in Costa Rica. In order to reduce automobile exhaust, Costa Rica will study and promote the popularization of hybrid and electric vehicles in Japan in the future. Costa Rica's Environment Minister Castro said: "Costa Rica plans to reduce the carbon dioxide emissions of fossil fuels to zero by 20021,so establishing a credit trading system for emission reduction is not only beneficial to the two countries, but also beneficial to protecting the global environment. "Regarding the credit trading system for carbon dioxide emission reduction in the two countries, Japan has signed agreements with eight Asian and African countries, including Indonesia and Kenya, in 20 13. Japan plans to double the number of countries that have signed the agreement in the next three years, and at the same time step up the implementation of specific projects to promote the reduction of greenhouse gas emissions.