Open Access Research Paper Views (855) Chemical and morphological characteristics of heavy and hazardous metals in settled dust associated with different functional areas of Karachi, Pakistan Kashif Ahmed, Naveed Hassan, Naseem Akhter, Mohsin Mumtaz J. Biodiv. & Environ. Sci. 15(3), 46-58, September 2019. Keywords: Heavy Traffic, Industry, SEM, SEM-EDX, WD-XRF Details