using rua as a starting point establishing a prtr in line with good international practice and with public access to the information collected should be a mediumterm priority for colombia policies and best practices of oecd countries could support these efforts oecd a b colombia could benefit from a wealth of information on country data and experiences and oecdwide agreed release estimation techniques provided by the oecd website this information could assist greatly in launching a prtr in colombia to date however it has a limited focus dealing only with chemicals covered by the stockholm convention on persistent organic pollutants pops colombia should strengthen its policies concerning public availability of safety data on chemicals to this end practices followed by oecd countries and reflected in two oecd council acts oecd b c could be of benefit