Minister of Trade of the United Arab Emirates (UAE) Sheikha Lubna Bint Khalid Al-Qasimi said the UAE had made great progress in diversifying the base of economy, with oil and gas production, while still very important, now accounts for only about a third of the Gross Domestic Product (GDP). In an address at a session of the United Nations Conference on Sustainable Development Rio+20, which ended yesterday, Sheikha Lubna underlined UAE's commitment to sustainable development which shapes the country's domestic policy as well as international cooperation, both rooted deeply in the values of the country, shaped above all by the founding father the late Sheikh Zayed bin Sultan Al Nahyan, according to a report of the UAE news agency "WAM".