Pollution

Irrespirable (documentaire sur la pollution de l’air)

Chaque jour et durant toute notre vie, nous inspirons 12 kg d’air. Soit une dose nettement supérieure à la quantité journalière d’aliments que nous absorbons. D’où l’importance cruciale de respirer un air propre. Ce qui n’est évidemment pas toujours le cas. Un peu partout, l’air est lourdement chargé en polluants qui peuvent être responsables de … Read more

Land Pollution

Useful for CBSE, ICSE, NCERT & International Students Grade : 11 Subject : Chemistry Lesson :Environmental Chemistry Topic: Land Pollution Land pollution is the degradation of Earth’s land surfaces often caused by human activities and their misuse of land resources. It occurs when waste is not disposed properly. Haphazard disposal of urban and industrial wastes, … Read more

8 Ways To Prevent Water Pollution

Check out our site: http://all-about-water-filters.com/save-our-water Add us on Facebook: https://www. FACEBOOK /waterfiltersrule Learn More: https://www.youtube.com/watch?v=GfsfKv-4Up4&list=PLI3_tjTmqPzkHxik_J3NHiTMBueumrr6g 8 Ways to Prevent Water Pollution Get rid of polluted water BEFORE it ever happens Here are 8 Ways to Prevent Water Pollution 1. Do not dump in or around rivers Dumping is one of the leading causes of water … Read more

Air pollution in a historical perspective

A short video about the history of air pollution from the 17th century to the late 20th century. It covers John Evelyn’s writings about air quality in London, the Industrial Revolution and the Great London Smog of 1952 and its aftermath. It concludes by suggesting that the traditional smogs have been replaced by photochemical smogs … Read more