Eugene Ray Atsi. THE ROLE OF ECONOMIC POLICY UNCERTAINTY AND ENVIRONMENTAL POLICIES IN SHAPING ENVIRONMENTAL SUSTAINABILITY: EVIDENCE FROM BRICS NATIONS : Received: 3rd April 2025, Revised: 12th May 2025, Accepted: 20st May 2025, Date of Publication: 12th November 2025. pijss 2025, 11, 46-56.