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What is air pollution? (Video) Romina Barrera

November 28, 2018

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What are some Solutions for air pollution? Romina Barrera

Solutions of air pollution Air pollution can be defined as an alteration of air quality that can be characterized by measurements of chemical, biological or physical pollutants in the air. Air pollution is caused by the presence in the atmosphere of toxic substances, mainly produced by human activities, even though sometimes it can result from natural phenomena such as volcanic eruptions, dust storms and wildfires, also depleting the air quality. For decrease air pollution we can buy car that use less gasoline and are electric, also we can use bicycles or walk instead of using cars. We can reduce, reuse and recycle for having a planet with less air pollution, because air pollution is destring the planet where we live. We have to cooperate because this problem can get more and more bigger, so then is not a way for a solution. Sources https://www.conserve-energy-future.com/causes-effects-solutions-of-air-pollution.php https://www.nationalgeographic.com/environme

TECHNOLOGICAL BREAKTHROUGHS OF HISTORY/WHEEL/FP

WHO? The first wheel was invented by Ashanti Denaba, a poor farmer in Mesopotamia who used round logs to roll big loads of firewood along the road for many years. WHAT? Is a circular object that revolves on an axle and is fixed WHEN Evidence indicates they were created s erve as potter's wheels around 3500 B.C WHERE? It was créated in mesopotamian Why? ferst it was for agriculture but It using for transportación Link: https://science.howstuffworks.com/innovation/inventions/who-invented-the-computer.htm https://homepage.cs.uri.edu/faculty/wolfe/book/Readings/Reading03.htm

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What is air pollution? (Video) Romina Barrera

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