logging in or signing up Acid Rain aSGuest2119 Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 16937 Category: Science & Tech.. License: All Rights Reserved Like it (10) Dislike it (1) Added: October 30, 2008 This Presentation is Public Favorites: 13 Presentation Description No description available. Comments Posting comment... By: lathisha (37 month(s) ago) wav v Saving..... Post Reply Close Saving..... Edit Comment Close By: lathisha (37 month(s) ago) oo nice Saving..... Post Reply Close Saving..... Edit Comment Close By: WendyMao (44 month(s) ago) Can I have a copy of it? I really like it ,and I really need it.I appriciate it!My email address is firstname.lastname@example.org Saving..... Post Reply Close Saving..... Edit Comment Close By: pinkikumari (44 month(s) ago) give me this ppt in my email id.. Saving..... Post Reply Close Saving..... Edit Comment Close By: sghosh24 (48 month(s) ago) Could you please make a slingle slide that i could use as a poster... I really need it please...my email email@example.com... be really grateful Saving..... Post Reply Close Saving..... Edit Comment Close loading.... See all Premium member Presentation Transcript Slide 1: What are the consequences of our pollution ? A major consequence: acid rains DEFINITION : DEFINITION Different types of atmospheric pollution Natural phenomena Human activities + Release chemical substances such as dry or humid deposits that can increase or decrease the impact of acid rains. Slide 3: What are the origins of ACID RAINS ? Human activities are at the origin of important quantities of polluting items that are thrown out in the atmosphere and which contibute to acid rains . Slide 4: Gases which are at the origin of acid rains are : Sulphur dioxyde Carbon dioxyde Nitrogen oxide Slide 5: Acid rains appear when : Sulphur dioxyde Nitrogen oxide Release sulphuric acid and nitric acid ! They move up into the air and are released as acid rains Slide 6: What are the consequences of acid rains on the environnement ? On top of the disastrous consequences on our health, the different components of our environment can be affected by acid rains : water ground materials plants Slide 7: Consequences on water and the wildlife of lakes The water looks more transparent because plankton has disappeared Fish can’t breathe properly, different species disappear Slide 8: Consequences on materials The acid effect of acid rains prompts : The corrosion of metal items The erosion of railways Stone disintegration into dust Unfortunately monuments are not spared by pollution !! Slide 9: Consequences on plants and forests Acid rains take part: Under the action of polluting factors in the gradual death of forests !! the permeability of leaves, needles and plants are altered !! Slide 10: The fight against acid rains is only starting !! How to prevent acid rains ? Slide 11: Producing more and more electricity thanks to wind or water power in order to Use fewer and fewer power stations Slide 12: Building vehicles that : use less petrol or energy and are equipped with catalytic converters Slide 13: Not driving as fast on motorways, with a maximum speed of 110 Km/h instead of 130 Km/h Slide 14: Using : bicycles for short distances public transport as often as possible car-sharing You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.