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💧 water pollution 🚱
➡noise pollution 🔊
➡Air pollution ♨....
➡Biomedical waste🚮
➡E-waste....💻💽
➡Waste segregation .
💧 water
pollution
⭐What is water pollution
?
■ Major types of
pollutants , sources and
effects Point and nonpoint
sources Is the water safe
to drink ? H H
➖Types, effects
and sources
▶▶Major Categories of Water Pollutants Infectious Agents
• 〰Bacteria , Viruses , Protozoa , Parasitic Worms
•〰 Source : Human and animal waste Oxygen - Demanding Waste
• 〰Organic debris & waste + aerobic bacteria
•〰Source : Sewage , feedlots , paper mills , food processing . I
....norganic Chemicals Acids , Metals , Salts . Sources : Surface
...............runoff , Industrial effluent , household cleansers Radioactive ....
.....Materials
〰lodine , radon , uranium , cesium , thorium
〰 • Source : Coal & Nuclear Power plants , mining , weapons ......
......production , natural ■
■ Plant Nutrients
〰 Nitrates , Phosphates ,
〰. Source : Sewage , manure , agricultural and landscaping runoff
Organic Chemicals - Oil , Gasoline , Plastics , Pesticides ,
.......Solvents , detergents - Sources : Industrial effluent , Household
.......cleansers , runoff from farms and yards Eroded Sediment - Soil , Silt
........Heat / Thermal Pollution
〰• Source : Power plants , Industrial
Solutions
water pollution
-- Prevent groundwater contamination
• Greatly reduce nonpoint runoff •
Reuse treated wastewater for irrigation
• Find substitutes for toxic pollutants •
Work with nature to treat sewage
Practice four R's of resource use (
refuse , reduce , recycle , reuse )
• Reduce resource waste Reduce air
pollution
• Reduce poverty • Reduce birth rates
What can you do?
Water pollution
-- Fertilize your garden and yard plants with
manure or compost instead of commercial
inorganic fertilizer .
• Minimize your use of pesticides
. • Never apply fertilizer or pesticides near a
body of water .
• Grow or buy organic foods .
* Compost your food wastes
. * Do not use water fresheners in toilets .
Do not flush wanted medicines dow the
toilet . - Do not pour pesticides , paints ,
solvents , oil , antifreeze , or other products
containing harmful chemicals down the
drain or onto the ground . 3 - T
🌟Drinking water Quality✨
♒■ Purification of urban drinking water
♒■ Purification of drinking water in developing
countries
♒ ■ Bottled water
🔊Sound
➡• Sound is a vibration
that propagates as a
mechanical wave of
pressure and
displacement , through
some medium ( i.e. air or
water )
➡ . • Sound refers to only
those vibrations with
frequencies that are
within the range of
hearing for humans
▶What Is
Noise pollution
❓
💠Any unwanted sound that
penetrates the environment is
noise pollution .
💠In general noise pollution
refers to any noise irritating to
one's ear which comes from an
external source
📳Sources of Noise Pollution
➖ • Household Sources
➖• Social Event
➖ ● Commercial and Industrial
Activities Transportation
...Air pollution
💨
➡▶What Is Air Pollution ??
➖ Air pollution is the
introduction of chemiclas ,
particular matter , or biological
materials that cause harm to
discomfort to humans or other
living organisms , or cause
damage to the natural
environment or built
environment , into the
atmosphere .
🌟 . Types Of Air Pollution ●
➖• There are several types of air pollution , mainly Indoor Air Pollution and Outdoor Air Pollution These include . .
smog , acid rain , the green house effect and hole in ozone layer
➖. One type of air pollution is the release of particles into the air
➖. • Another type of air pollution is the release of poisonous gases .
• It is caused when pollutant
combines with droplets of water
in the air .
• The effects of acid rain on the
environment can be serious .
Biomedical waste
💠Biomedical
waste
➖ Waste generated
from hospitals
➖ • Waste generated
from Health care
facilities Waste
generated from Health
research laboratories .
E-waste
💽💻 Electronic waste
loosely discarded ,
surplus , obsolete ,
broken electrical or
electronic devices
Thank you

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case ststudy -210130103021..DAxa.pptx

  • 1. 💧 water pollution 🚱 ➡noise pollution 🔊 ➡Air pollution ♨.... ➡Biomedical waste🚮 ➡E-waste....💻💽 ➡Waste segregation .
  • 2. 💧 water pollution ⭐What is water pollution ? ■ Major types of pollutants , sources and effects Point and nonpoint sources Is the water safe to drink ? H H ➖Types, effects and sources
  • 3. ▶▶Major Categories of Water Pollutants Infectious Agents • 〰Bacteria , Viruses , Protozoa , Parasitic Worms •〰 Source : Human and animal waste Oxygen - Demanding Waste • 〰Organic debris & waste + aerobic bacteria •〰Source : Sewage , feedlots , paper mills , food processing . I ....norganic Chemicals Acids , Metals , Salts . Sources : Surface ...............runoff , Industrial effluent , household cleansers Radioactive .... .....Materials 〰lodine , radon , uranium , cesium , thorium 〰 • Source : Coal & Nuclear Power plants , mining , weapons ...... ......production , natural ■ ■ Plant Nutrients 〰 Nitrates , Phosphates , 〰. Source : Sewage , manure , agricultural and landscaping runoff Organic Chemicals - Oil , Gasoline , Plastics , Pesticides , .......Solvents , detergents - Sources : Industrial effluent , Household .......cleansers , runoff from farms and yards Eroded Sediment - Soil , Silt ........Heat / Thermal Pollution 〰• Source : Power plants , Industrial
  • 4.
  • 5.
  • 6.
  • 7.
  • 8. Solutions water pollution -- Prevent groundwater contamination • Greatly reduce nonpoint runoff • Reuse treated wastewater for irrigation • Find substitutes for toxic pollutants • Work with nature to treat sewage Practice four R's of resource use ( refuse , reduce , recycle , reuse ) • Reduce resource waste Reduce air pollution • Reduce poverty • Reduce birth rates What can you do? Water pollution -- Fertilize your garden and yard plants with manure or compost instead of commercial inorganic fertilizer . • Minimize your use of pesticides . • Never apply fertilizer or pesticides near a body of water . • Grow or buy organic foods . * Compost your food wastes . * Do not use water fresheners in toilets . Do not flush wanted medicines dow the toilet . - Do not pour pesticides , paints , solvents , oil , antifreeze , or other products containing harmful chemicals down the drain or onto the ground . 3 - T
  • 9. 🌟Drinking water Quality✨ ♒■ Purification of urban drinking water ♒■ Purification of drinking water in developing countries ♒ ■ Bottled water
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  • 11. 🔊Sound ➡• Sound is a vibration that propagates as a mechanical wave of pressure and displacement , through some medium ( i.e. air or water ) ➡ . • Sound refers to only those vibrations with frequencies that are within the range of hearing for humans
  • 12. ▶What Is Noise pollution ❓ 💠Any unwanted sound that penetrates the environment is noise pollution . 💠In general noise pollution refers to any noise irritating to one's ear which comes from an external source
  • 13. 📳Sources of Noise Pollution ➖ • Household Sources ➖• Social Event ➖ ● Commercial and Industrial Activities Transportation
  • 14. ...Air pollution 💨 ➡▶What Is Air Pollution ?? ➖ Air pollution is the introduction of chemiclas , particular matter , or biological materials that cause harm to discomfort to humans or other living organisms , or cause damage to the natural environment or built environment , into the atmosphere .
  • 15. 🌟 . Types Of Air Pollution ● ➖• There are several types of air pollution , mainly Indoor Air Pollution and Outdoor Air Pollution These include . . smog , acid rain , the green house effect and hole in ozone layer ➖. One type of air pollution is the release of particles into the air ➖. • Another type of air pollution is the release of poisonous gases .
  • 16. • It is caused when pollutant combines with droplets of water in the air . • The effects of acid rain on the environment can be serious .
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  • 20. 💠Biomedical waste ➖ Waste generated from hospitals ➖ • Waste generated from Health care facilities Waste generated from Health research laboratories .
  • 21. E-waste 💽💻 Electronic waste loosely discarded , surplus , obsolete , broken electrical or electronic devices
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