https://padlet.com/allynlopez1802/8wvfhaeshd36 AIR POLLUTION en-us 2018-09-20 12:06:55 UTC 2025-12-18 01:35:24 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Brightnessdown.png allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283847586 Pollution is the introduction of contaminants into the natural environment that cause adverse change.]]> 2018-09-20 12:13:09 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283847586 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283849260  Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.]]> 2018-09-20 12:16:49 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283849260 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283850331 Pollution is often classed as point source or nonpoint source pollution.]]> 2018-09-20 12:19:14 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283850331 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283851521 In 2015, pollution killed 9 million people in the world.]]> 2018-09-20 12:21:41 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283851521 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283853120 Major forms of pollution include: Air pollution, light pollution, littering, noise pollution, plastic pollution, soil contamination, radioactive contamination, thermal pollution, visual pollution, water pollution.]]> 2018-09-20 12:24:41 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283853120 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283855525 Air pollution has always accompanied civilizations. Pollution started from prehistoric times, when man created the first fires.]]> 2018-09-20 12:29:10 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283855525 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283858518 Air pollution occurs when harmful or excessive quantities of substances including gases, particulates, and biological molecules are introduced into Earth's atmosphere.]]> 2018-09-20 12:34:40 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283858518 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283859875  It may cause diseases, allergies and even death to humans; it may also cause harm to other living organisms such as animals and food crops, and may damage the natural or built environment.]]> 2018-09-20 12:37:27 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283859875 allynlopez1802 https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283861938 2018-09-20 12:41:29 UTC https://padlet.com/allynlopez1802/8wvfhaeshd36/wish/283861938