17.08.2012. The United Nations High Commissioner for Human Rights, Navi Pillay, welcomes recent efforts in Australia to institute more comprehensive regional cooperation on migration, but is concerned that some aspects of the proposed changes could place at risk the human rights of migrants and asylum seekers. We understand that proposed amendments to migration legislation, following recommendations from a panel of experts, contemplate among other things the re-opening of offshore immigration detention centres for migrants and asylum-seekers who arrive by sea.