Report of the Independent Expert on the issue of human rights obligations relating to the enjoyment of a safe, clean, healthy and sustainable environment, John H. Knox; Addendum; Mission to Costa Rica (28 July - 1 August 2013) [A/HRC/25/53/Add.1]

https://www.ecoi.net/en/file/local/1247651/1930_1399473512_a-hrc-25-53-add-1-en.doc