Ambient air quality

अब Quizwiz के साथ अपने होमवर्क और परीक्षाओं को एस करें!

10 measures

Concentration of particles less than 10 microns in size

2.5

Concentration of particular less than 2.5

Lateral and vertical dispersion would

Decrease concentration of pollutants

Who monitors air pollution

EPA

How many deaths worldwide

1-3 million

Why do we care about ambient air pollution

Affects health contributes to disease like asthma, respiratory infections, CV disease, lung cancer

Air pollution sources

Anthrogenic man made cars airplanes

Primary standards

Based on human health for protection of public health

What causes global air pollution

Cars, fossil fuels power plants, agricultural process, waste incineration,industrial accidents, natural sources

What are some air pollution determinants

Weather (direction, prevailing winds, temperatures, topography

What is thermal inversion

When there is a layer of warm air sandwiched between two layers of cool air. The warm air keeps the air pollution closer to ground level preventing vertical dispersion of pollutants

How does topography affect pollutuon

Mountains etc trap pollution laterally preventing lateral dispersion

What is NAAQS

National ambient air quality standards set by EPA

Why does particular size mater and which is worse

Natural defended don't stop these particles from entering lungs and doing damage. 2.5 go in farther

Air pollution sources

Natural dust storms volcanic activity wildfire

What is ambient air

Outdoor air

What are measurements for participant matter

PM 10 and PM 2.5

5 major air pollutants measured

Particlate matter, Sulfur dioxide Nitrogen oxide Carbon monoxide Lead Ozone

What are the 6 criteria pollutants

Particular matter, Photochemical oxidants and ground level ozone, Carbon dioxide, suffer oxides,nitrogen oxides, lead

Secondary standards

Prevent environmental and property damage for protection of a public welfare

What do 10 and 2.5 mean

Size of particules suspended in air

Air pollution sources

Stationary buildings smokestacks


संबंधित स्टडी सेट्स

Chapter 16 Data Analysis Descriptive and Inferential Statistics

View Set

The principles of marketing Review questions Chapter 1

View Set

Chapter: Completing the Application, Underwriting, and Delivering the Policy

View Set