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Transcript of Vehicle emission
Hugo Sanchez What is it? 1970 Clean Air Act How does it work? How vehicle emissions affect the environment? Sources Effects on health Automobile emissions are gasses expelled from a vehicle exhaust system. The Clean Air Act is the law that defines EPA's responsibilities for improving air quality
Gave EPA broad authority to regulate motor vehicle pollution Inside the Engine According to the U.S. Environment Protection Agency, more than half of the air pollution in the nation is caused by mobile sources, primarily automobiles. EPA.gov
E-inst.com Vehicle Emissions and Air Quality A concern to the environment are carbon dioxide, a greenhouse gas.
Other emissions that create smog include ozone and carbon monoxide.
Air quality today is actually better than it was in the 1970s. Effects on the Environment Cars emit greenhouse gases, such as carbon dioxide.
NOx and sulfur oxides are major contributors to acid rain. Vehicle-related air pollution contributes to an increased risk of death, particularly from cardiopulmonary causes.
A few studies suggest an increased incidence of lung cancer in people with long-term exposure to vehicle-related air pollution. Post World War II Many cars on the road in the years after World War II intensified the spread of air pollution and threaten many major cities. 1966 First Emission Test Began in California in the 1966 and the first attempt anywhere to actually test the tailpipe emissions on a regular basis 2002 Clean Cars Law California*
Tap into newer technology methods to lower air pollution. Combustion not perfect Some additional chemicals are produced after combustion.
Soot Unburned HC
Other Emissions Local Imperial Valley Imperial Valley is not meeting with NAAQS
Elevated PM10 partially because of Mexico
IV highest Asthma rate in State.
What is been done Locally? EPA started Border 2020 project
Objective 1: Reduce number of vehicles that do not comply with emission standards