Home2013 Treaties and Agreements ...Panama (13-1207) – Agreement on Environmental Cooperation hide Panama (13-1207) – Agreement on Environmental Cooperation TIAS Office of Treaty Affairs December 7, 2013 Share Share this page on: Close Environment and Conservation: Cooperation Agreement signed at Panama City May 2, 2012; entered into force December 7, 2013. Download attachment [883 KB] Tags Environment Panama Treaties