UNEP with Caribbean Environmental Health Institute write the Environmentally sound technologies for integrated management of solid, liquid and hazardous waste for SIDS in the Caribbean Region.
Many technologies have been used in the Caribbean but, for many reasons have failed including: inappropriate tecn., insufficient operation practices, lack of funding and lack of personnel to manage the treatment plant. One of the best tecnologies listed in the UNEP publication and able to manage the Caribbean wastewaters is constructed wetland. In the UNEP document is also write ... " Increasingly being recommended ". see page 108 of the document at the following link: http://www.training.gpa.unep.org/documents/a_directory_of_environmentally_sound_