This is a ppt on pollution.

1. Pollution
Made By Niyati, Naavyaa, Sara and Nysha

2. Contents page
• What is Air Pollution?
• Cause of Air Pollution
• Effects of Air Pollution
• What is water pollution
• What causes Water Pollution?
• Impact on organisms due to Water Pollution
• What is Sound Pollution?
• Main source of Sound Pollution
• What is Light Pollution?
• What causes light Pollution?
• Key words
• Quiz
• Biblography
• Thank You

3. What is air Pollution?
• Air Pollution is a mixture of solid particles
and gases in the air.
• Air Pollution is mostly released from trucks,
cars, factories, Wildfires, etc.

4. Cause of Air Pollution
• Air Pollution is caused by harmful particles
which are in the air.
• These particles can come from a car, truck,
factories, Fires, Dust, etc.

5. Effects of Air Pollution
• Air Pollution can cause headache, problems
in breathing, cancer, and more respiratory
diseases.
• Air Pollution causes climate change, global
warming, Respiratory health problems, etc.

6. What is Water Pollution?
• Water pollution happens when harmful
substances like chemicals or microorganisms
contaminate a stream, river, lake, ocean,
aquifer, or other body of water.

7. What causes Water Pollution?
• Water Pollution is mainly caused by discharging
domestic and industrial wastes into the water bodies.
• Marine dumping, leakages from water tanks .
• Radioactive and atmospheric waste deposition.
• Industrial wastes and heavy metals when untreated
and deposited in water of rivers and lakes make them
harmful.
• This is sometimes toxic to humans and animals.

8. Impact on organisms due to water
Pollution
• Water Pollution affects not just the
marine life but also the human beings
when they consume the polluted/toxic
water.
• Water-borne diseases increase due to
this kind of exploitation of water
bodies.
• Cholera, giardia and typhoid are some
of the major diseases which are caused
by Pollution.

9. What is Sound Pollution?
• Sound Pollution is any disturbing or
unwanted noise that interferes or harms
humans or wildlife.
• Sound Pollution has a negative impact on
wildlife species by reducing habitat quality,
increasing stress levels, and masking
other sounds.

10. Main source of sound pollution
• Road traffic
• Construction noise
• Loudspeakers
• Firecrackers
• Noise from railroads

11. What is Light Pollution?
• Light Pollution is misdirected use of artificial
light.
• Too much light Pollution has consequences: it
washes out starlight in the night sky, interferes
with astronomical research, disrupts
ecosystems, adverse health effects and wastes
energy.

12. What causes light Pollution?
• Light Pollution is caused by unnecessary use of
artificial light.
• After issues of safety, light Pollution has a wide
range of negative effects. Problems like -
sleeping disorders can result in insomnia,
depression, cancer.
• Up to 1 billion birds die from building collisions
each year in the United States, and according
to a new study, bright lights in big cities are
making the problem worse.
• This Pollution washes out all but the brightest
stars, planets and the moon to onlookers.

13. Keywords
• Radioactive Waste – Hazardous waste. In some countries people put this waste in water
and water is polluted.
• Accumulate – To gather things in one place.
• Global Warming – Heating of Earth's climate.
• Climate Change – Change of climate.
• Smog – Mixture of smoke and fog.
• Misdirected use – To use something in an incorrect way.
• Interferes – To get in the way or stand in the way of any important thing.
• Giardia – Giardia spreads through contaminated food or water or by person-to-person
contact. It's most common in areas with poor sanitation and unsafe water.

14. Quiz
All The best

15. Bibliography
• https://www.alliedacademies.org/articles/water-pollution-and-
human-health-
7925.html#:~:text=Discharge%20of%20domestic%20and%20indus
trial,harmful%20to%20humans%20and%20animals.
• https://www.bbc.com/news//world
• https://medlineplus.gov/airpollution.html#:~:text=Air%20pollutio
n%20is%20a%20mixture,pollution%2C%20it's%20also%20called
%20smog