Association of Caribbean States the organisation is located in Port of Spain, Trinidad and Tobago. The Association of Caribbean States is intended to promote regionalism amongst the member states. The success and functionality of the ACS is greatly debated among scholars. The main goals of the association are "to confirm the new concept of the Caribbean Basin by (A) accentuating those interests the Caribbean nations hold in common and (B) working to eliminate barriers left over from its colonial past." The organization seeks to use geographic proximity and regional cooperation (regionalism) for political and economic advantage with respect to the global economy and trade
Port of Spain in 2000 to a total daily production of 75 m.g.d. Another important facility, the new Beetham Waste Water Treatment Plant, began to treat domestic waste to international standards in 2004. The plant serves customers within Greater Port-of Spain and environs from Pt. Cumana in the west to Mt. Hope in the east including Diego Martin and Maraval. Most solid waste is disposed of in the Beetham Landfill, commonly known as "La Basse". Port of Spain is twinned or is a sister city with the following cities: Port of Spain Port of Spain, officially the City of Port of Spain (also