Презентация может быть использованиа на уроках английского языка по теме "Загрязнение окружающей среды"(загрязнение воздуха). На основной части слайдов страны и города всего мира в сравнении. Так же представлены некоторые пути решения данной проблемы.ю высказано собственное мнение.
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Air pollution is the introduction into the atmosphere of chemicals, particulates, or biological materials that cause discomfort, disease, or death to humans, damage other living organisms such as food crops, or damage the natural environment.
Air Pollution in Cairo,Egypt Population: 7,772
In Cairo just breathing the air is life threatening- equivalent to smoking two packs of cigarettes a day.
Bakersfield, California Population: 807,407
Bakersfield and Delano, Calif., residents breathe some of the country’s most polluted air. Agriculture in this region of the San Joaquin Valley "whips up" a lot of dust, pesticides, and fertilizers
Los Angeles Population : 17,820,893 (includes Long Beach and Riverside)
Lots of people, cars, factories, and shipping ports, as well as sunny, stagnant weather all contribute to local air pollution
Birmingham, Alabama Population: 1,212,848
In the late 1800s, the city was known as the Steel Capital of the South. While most of those steel mills have since closed, plenty of tailpipes and power-plant smokestacks continue to spew out pollutants.
Louisville, Kentucky Population: 1,395,634
The Louisville area (Jefferson County, as well as neighboring Elizabethtown and Scottsburg, Ind.) is surrounded on all sides by hills that can hold dirty air hostage.
The heat island effect also concentrates pollutants in the urban region of Louisville, as it does in other cities such as Los Angeles and Phoenix.
Modesto, California Population: 510,385
Modesto is surrounded by farmland and suffers from agricultural pollution. But this city, too, is making efforts to clean the air, including establishing strict rules for the burning of trash and yard waste.
Norilsk, Russia Population: 134,000.
"Most Polluted City" in 2010. Center for heavy-metal smelting (cobalt, nickel, etc ).
Life expectancy 10-15 years below average for Russian mine workers.
New Delhi, India Population: 23.9 million
3,000 tons of pollutants are spewed into the air each day by heavy industry and traffic. Groundwater is being contaminated by untreated, toxic industrial discharge. Increased risk of sewage entering the food chain via agriculture
Karachi, Pakistan Population: 16.9 million
Has major problems with untreated sewage and waste from factories.
Air pollution estimated to be 20 times WHO standards.
Linfen, China Population:4.3 million.
One of the "World's Most Polluted Cities". Home to smelting plants, coal mines and iron foundries.
Continuously blanketed in smog, coal dust & foul sulfurous gases.
Taiyuan, Shanxi China Population: 4.3 million.
Heavy industry and coal fired power stations are heavy polluters of air and water-ways.
Dzerzhinsk, Russia Population: 300,000.
Soil and groundwater heavily polluted with arsenic, heavy metals, phenols, etc. Once named as the most chemically polluted city in the world by Guiness Book of World Records.
Chernobyl, Ukraine Population: 45,59
The meltdown of the nuclear plant has led to the city being considered as uninhabitable, particularly the 19-mile exclusion zone that surrounds the plant. Fortunately, measures are being taken to prevent additional radiation spills from the ruins of the plant.
Ways of Solving Environmental Problems
Solving ecological problems bring positive changes to the surrounding environment. To solve environmental health problems reduce the rate of pollution by use of biodegradable products. After using any contaminant it is advisable able to throw it in a pit or burn it.
Before: After:
Some Advices to Save Your Planet:
Never drop litter. Try not to waste energy. Don’t waste paper. Help to clean up your local environment.