11. Wirth said the accord continues the Rio treaty process, which was the United states'major goal. 12. Of the 34 active members of the Organization of American States, 23 have ratified the Rio Treaty . 13. The OAS treaty, known informally as the Rio Treaty , had not been invoked since the 1960s. 14. That's cutting much deeper than the Rio Treaty 's goal of holding to 1990 emission levels. 15. GURWITZ-COLUMN ( San Antonio ) _ The Rio Treaty of 1947 was a relic of the Cold War. 16. At the least, the timing of Fox's announcement to renounce the Rio Treaty was ill-considered and bad diplomacy. 17. This principle is, in fact, built into the 1992 Rio treaty on climate change, under which the present negotiations are proceeding. 18. He urged the Organization of American States to invoke the Rio Treaty for collective self-defense and Bush thanked him for the initiative. 19. Last week, the Organization of American States activated a hemispheric mutual defense pact, called the Rio Treaty , over Mexico's reservations. 20. Under the three-year-old Rio treaty , developed countries agreed to cut their emissions of such gases to 1990 levels by 2000.