 However, UNRWA's assistance is limited to Palestine refugees residing in UNRWA's areas of operation in the Palestinian Territories, Lebanon, Jordan and Syria.In 2012, there were an estimated 4,950,000 registered descendants of the original "Palestine refugees" who fit the 1949 UNRWA criteria, based on the UNRWA registration requirements, of which an estimated 1.5 million lived in UNRWA camps.The number of original refugees "who meet UNRWA's Palestine Refugee criteria" was 711,000 in 1950 of which approximately 30,000–50,000 were still alive in 2012.