In our natural environment pollution is the single  biggest threat to our current way of life. There are a number of  variable sources of environment pollution, including air pollution,  water pollution, ground water pollution, and land pollution. Of course  noise pollution is another growing source of problematic pollution in  our world as well. The worsening  air pollution in Karachi, especially that caused by smoke of vehicles  and burning garbage in open air, is behind the sharp rise in respiratory  diseases in Karachi, and the situation might go further aggravated if  the government and other stakeholders failed to take timely and  effective steps. Pollution in the Karachi city is going from bad  to worse and almost all main arteries of the city are covered in thick  fumes and smog of dangerous gases during rush hour. Smoke-emitting  vehicles, especially rickshaws, are the main culprit of air and noise  pollution .In Karachi the air pollution is caused by vehicles like,  automobiles, trucks, rickshaws, aircraft producing carbon monoxide,  hydrocarbons, nitrogen oxides, lead pollution. Stationary sources of air  pollution are industrial plants, power generation systems, construction  projects and solid wastes. These sources add pollution like sulphur  dioxide, nitrogen oxides and particulate including dust, ash, soot,  metals and various chemicals. On the other hand Karachi coastline is  facing severe pollution due to a combination of industrial, port,  municipal, and transportation activities in the area. The coastline is  being overwhelmed with water-borne pollution being discharged in the  shipping process into the marine environment. Some of the marine life  was contaminated with lead, which if consumed by humans through seafood,  has been linked to anemia, kidney failure, and brain damage. In fact,  the mangrove forests-protecting the feeder creeks from sea erosion as  well as a source of sustenance for fishermen--are threatened by this  pollution.  The greatest pollution occurs at Karachi port  is because of its high usage from vessels illegally pumping out bilges  and refuse at the port's oil terminal.  
By: Beenish Khan
Dept of English, BS III Year, KU
Dept of English, BS III Year, KU
 
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