Environmental Environmental PollutionPollution

OUR ENVIRONMENTOUR ENVIRONMENT

The air, water, minerals, organisms, and all The air, water, minerals, organisms, and all other external factors surrounding and other external factors surrounding and affecting a given organism at any time. affecting a given organism at any time.

POLLUTIONPOLLUTIONWhat’s that??What’s that??

The introduction of harmful The introduction of harmful substances or products into the substances or products into the

environment.environment.

TYPES OF TYPES OF POLLUTIONPOLLUTION

1. AIR POLLUTION1. AIR POLLUTION

  Contamination of air by smoke and Contamination of air by smoke and harmful gases, mainly oxides of harmful gases, mainly oxides of

carbon, sulfur, and nitrogen. carbon, sulfur, and nitrogen.

2. LAND POLLUTION2. LAND POLLUTION

Pollution of Earth’s natural land Pollution of Earth’s natural land surfaces by industrial, commercial, surfaces by industrial, commercial,

domestic, and agricultural domestic, and agricultural activities.activities.

3. WATER POLLUTION3. WATER POLLUTION

The addition of harmful The addition of harmful

chemicals to natural water.chemicals to natural water.

4. CHEMICAL POLLUTION4. CHEMICAL POLLUTIONHarmful chemicals released into Harmful chemicals released into

Earth’s air or water. Chemical Earth’s air or water. Chemical pollution is caused mostly by pollution is caused mostly by

people. people.

Pollution Percentage BreakdownPollution Percentage Breakdown

SOSO22 = sulfur dioxide (gas – used to make sulfuric acid which preserves fruits & vegetables and for bleaching, = sulfur dioxide (gas – used to make sulfuric acid which preserves fruits & vegetables and for bleaching, disinfecting, fumigating)disinfecting, fumigating)

NONOxx = nitric oxide/nitrogen dioxide (produced from the reaction of nitrogen and oxygen gases in the air during = nitric oxide/nitrogen dioxide (produced from the reaction of nitrogen and oxygen gases in the air during combustion, especially at high temperatures. Worse in areas of high motor vehicle traffic, such as in large cities) combustion, especially at high temperatures. Worse in areas of high motor vehicle traffic, such as in large cities)

Environmental Words Environmental Words to Know!!to Know!!

1. Hazardous: 1. Hazardous:

Involving or exposing Involving or exposing one to risk.one to risk.

2. Toxic2. Toxic

Containing or being poisonous material, Containing or being poisonous material, especially when capable of causing especially when capable of causing

death or serious injury.death or serious injury.

3. Industrial3. Industrial

Relating to factories, the people who Relating to factories, the people who work in factories, or the things made in work in factories, or the things made in

factoriesfactories..

4. Commercial4. Commercial

Related to or used in the buying and Related to or used in the buying and selling of goods and servicesselling of goods and services..

5. Agricultural5. Agricultural

Relating to, or used in farming.Relating to, or used in farming.

6. Organism6. Organism

An individual living thing.An individual living thing.

7. Nuclear7. Nuclear

Producing, or using energy that is Producing, or using energy that is created when atoms are split apart or created when atoms are split apart or

joined together.joined together.

8. Combustion8. Combustion

The act of burning usually from a The act of burning usually from a chemical process. chemical process.

The End!!The End!!