Finding:

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   Pollution

   Water pollution causes approximately 14,000 deaths per day, mostly due to contamination of drinking water by untreated sewage in developing countries.
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   Light pollution

   Like other forms of pollution, such as air, water and noise pollution, light pollution causes damage to the environment. ... Turn Out the Lights!
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   Water pollution

   Water pollution has many causes and characteristics. ... The specific contaminants leading to pollution in water include a wide spectrum of chemicals, pathogens, and physical or sensory changes such as elevated temperature and discoloration.
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   Global dimming

   Increased pollution causes more particulates and thereby creates clouds consisting of a greater number of smaller droplets (that is, the same amount of water is spread over more droplets).
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   Environment of China

   Water pollution is a source of health problems across the country, and air pollution causes up to 1,750,000 premature deaths each year.
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   Parasitic worm (disambiguation)

   Ringworm, a fungal infection which causes a ring shaped discoloration in the skin
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   Air pollution

   They advocate strict liability which would hold accountable anyone who causes polluted air to emanate into someone else's airspace. ... | Water pollution |
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   Ultraviolet

   The problem appears as discoloration or fading, cracking and sometimes, total product disintegration if cracking has proceeded far enough. ... Degradation of insulation of electrical apparatus or pollution causes corona, wherein a strong electric field ionizes the air and excites nitrogen molecules, causing the emission of ultraviolet radiation.
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   Black carbon

   18% Residential biofuel burned with traditional technologies ... The WHO estimates that air pollution causes nearly two million premature deaths per year.
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    Eutrophication

    It has also been shown that the drying of wetlands causes an increase in nutrient concentration and subsequent eutrophication blooms. ... | Air pollution |

Explore the following pages on Powerset:

• Pollution,
• Light pollution,
• Water pollution,
• Global dimming,
• Environment of China,
• Parasitic worm (disambiguation),
• Air pollution,
• Ultraviolet,
• Black carbon,
• Eutrophication