'Primary air pollutants' diaporamas de présentation

CHAPTER 19

CHAPTER 19. Atmospheric Pollution. An introduction to air pollution: Donora Smog. On October 26, 1948, people in Donora, Pennsylvania woke up to a dense fog that lasted 5 days The town has a large steel mill that used high-sulfur coal and a plant that roasted sulfur-containing ores

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CHAPTER 19

CHAPTER 19. Atmospheric Pollution. An introduction to air pollution: Donora Smog. On October 26, 1948, people in Donora, Pennsylvania woke up to a dense fog that lasted 5 days The town has a large steel mill that used high-sulfur coal and a plant that roasted sulfur-containing ores

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Dynamic Earth

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POLLUTION

POLLUTION. INTRODUCTION.

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2 nd Semester Final Review

2 nd Semester Final Review. Population Calculations. Doubling time 70 / annual rate of increase (%) Population growth rate is the birthrate minus the death rate. CBR = (n/p) x 1000 where n is the number of childbirths in that year, and p is the current population.

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Air Pollution

Air Pollution. Chapter 18 Ahrens Monday, 23 November. Air pollution definition.

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Air Pollution (continued)

Air Pollution (continued). Chapter 18 Ahrens Monday, 30 November Class #37. Review sheet for test #5. Ahrens Chapter 2, pages 34-41 Chapter 3, pages 66-70 and 78-82 Chapter 4, pages 103-105 Chapter 18, pages 502-525. Primary and secondary pollutants.

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Air Pollution

Air Pollution. Chapter 19. Atmosphere Quiz. Name the five layers of the atmosphere What are the four main gases found in air other than water? Name three primary air pollutants Name three secondary air pollutants. Five layers of the atmosphere. Troposphere Densest, 11 miles thick

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Air

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Air

Air. Section #1: What Causes Air Pollution. when harmful substances build up in the air to unhealthy levels these harmful substances can be in the form of a solid, liquid, or gas most pollution is from human activities, but some comes from natural sources. Air Pollution.

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BI 105A Environmental Biology

BI 105A Environmental Biology. Professor Jill Nissen Montgomery College Fall 2006. Air Pollution. Chapter 20. Air Pollution. Air pollution consists of gases, liquids, or solids present in the atmosphere in high enough levels to harm humans, other organisms, or materials.

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Chapter 12- AIR

Chapter 12- AIR. What Causes Air Pollution?. What causes air pollution?. Clean air: Mostly N & O, small amounts of argon, CO2 and H2O. Air pollution- harmful substances in the air @ unhealthy levels. Most from human activities Natural sources: volcanoes, dust, pollen and spores.

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