T+URBID(urban) we can see that the urban areas are still muddy.. and disturbed sediment.
When you walk into a lake and the water is disTURBeD, the water becomes TURBID
TURBID=TURBINE. The TURBINES on a boat can churn up the water and make it TURBID and murky.
TURBID sounds as in "WATERBED"...When WATERBED is disturbed..the water automatically becomes muddy ;)
You experience TURBulance when you are on in a plane going through CLOUDY areas
turbid== turbulence in the bed. disturbance in the bed of sea or water container creates muddy liquid by disturbing the sediments
tainted water bed
TURBID and CLOUDED are rhyming words defining the same meaning i.e something unclear or muddy.
turbid: The water in turbine is very muddy