Complex sentence: The canal is lined with concrete walkways on either side in many areas where people stroll despite the foul smells of the canal, and in other areas the heavily polluted water oozes into adjacent properties, especially after heavy rainstorms.
Split into simpler sentences: The canal is lined with concrete walkways on either side in many areas where people stroll. In other areas the heavily polluted water oozes into adjacent properties, especially after heavy rainstorms.