RAHUL GHOSH - 25701 ppt file civil engineer

Civil engineer BTech

1. PPT AIR AND NOISE POLLUTION AND CONTROL CE(PE)703A Continuous Assessment 1 (CA1): COLLEGE / INSTITUTION : CAMELLIA INSTITUTE OF TECHNOLOGY & MANAGEMENT AFFILIATED BY MAKAUT NAME : RAHUL GHOSH ROLL NO : 25701322022 REGISTRATION NO : 222570120083 OF 2022-23 SEM – 7TH DEPARTMENT : CIVIL ENGINEERING

2. NATURAL CAUSES CONTRIBUTING TOWARDS AIR POLLUTION Rahul Ghosh

3. DEFINITION occurs when the air contains gases, dust, fumes or odor in harmful amounts. it is when concentrated gases exceed safe limits.

4. TYPES OF AIR POLLUTION Outdoor Air Pollution Smog Particulates Acid Rain Greenhouse Gases Indoor Air Pollution

5. CAUSES Natural Sources e.g. smoke that comes from wildfires, volcanoes, methane, dust Human Sources e.g. power plants and automobiles, fumes, burning wood stoves, fireplaces, and furnaces

6. Pollutants Carbon Dioxide Carbon Monoxide Sulfur Dioxide Nitrogen Dioxide

7. MECHANISM

8. Primary Mechanism Formation of VOC Biological generation of VOC Formation of liquid aerosol droplets Anthropomorphic generation of particulate aerosol Biological formation of particulate aerosols Particulate aerosol formation

9. Secondary Mechanism Condensation Adsorption Nucleation

10. EFFECTS Human Effects e.g. diseases Environmental Effects A cid rain Eutrophication Haze Wildlife Ozone Depletion Crop and forest damage Global Climate Change

11. IMPACTS Climate System Health Economy Environment Ecosystem Forestry Agriculture

12. MITIGATIONS

13. CONCLUSION AND RECOMMENDATION S Air pollution has long been a serious problem in the world. Without air, Earth would be unable to sustain life. Spread the Word.