what is an ozone action day
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Ozone Action Day An Ozone Action Day, which can be declared by a local municipality, county or state, is observed at certain times during the summer months, when weather conditions (such as heat, humidity, and air stagnation) run the risk of causing health problems.he ozone layer protects people from the sun's most damaging ultraviolet rays. Because the ozone layer is located high in the atmosphere, people are not directly exposed to it. Ground-level ozone, however, is a health hazard because people breathe it.
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- Ozone is a gas that occurs both at the earth's ground level and in the earth's upper atmosphere. Its chemical formula is O3. The ozone in the atmosphere occurs naturally and protects life on earth from the sun's harmful ultraviolet rays.The ozone that occurs on the ground level is formed when sunlight reacts with pollution from motor vehicles, power plants, industrial boilers, refineries, chemical plants, and other industrial sources.he ozone in the atmosphere occurs naturally and protects life on earth from the sun's harmful ultraviolet rays. The ozone that occurs on the ground level is formed when sunlight reacts with pollution from motor vehicles, power plants, industrial boilers, refineries, chemical plants, and other industrial sources.
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Donât Let New Water Heater Rules Surprise You Ozone in the earth's upper atmosphere is what protects us from the harmful ultraviolet rays of the sun. If we could pump more ozone up there, we'd all be better off. However, when created by and mixed with smog and carbon monoxide, ozone is a contributing factor to the greenhouse effect.zone has a half life on the order of minutes when dissolved in water. Half life is the time it takes for half of the ozone to revert back to oxygen. Therefore, ozone must be generated on site and constantly introduced into the water to be effective.
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- Ozone is a molecule made up of three atoms of oxygen. It works a lot like sunscreen, blocking out harmful ultraviolet (UV) rays from the sun. In recent years, the amount of ozone in the atmosphere has decreased.
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Vienna Convention for the Protection of the Ozone Layer and the Montreal Protocol on Substances that Deplete the Ozone Layer About the Vienna Convention and the Montreal Protocol. The Vienna Convention for the Protection of the Ozone Layer (Vienna Convention) was agreed in 1985. It established global monitoring and reporting on ozone depletion. It also created a framework for the development of protocols for taking more binding action. The Montreal Protocol under the Vienna Convention (the protocol) was agreed in 1987.
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International Actions - The Montreal Protocol on Substances that Deplete the Ozone Layer The international treaty called The Montreal Protocol on Substances that Deplete the Ozone Layer (Montreal Protocol) Exit is gradually eliminating the production and consumption of ozone depleting substances to limit their damage to the earth’s ozone layer.
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- Ozone is simply a molecule consisting of 3 oxygen atoms, which reacts strongly with other molecules. Ozone is created in the stratosphere when high energy uv radiation causes on O2 molecule to split. The free oxygen atoms collide and react with other O2 molecules to form O3.zone is simply a molecule consisting of 3 oxygen atoms, which reacts strongly with other molecules. Ozone is created in the stratosphere when high energy uv radiation causes on O2 molecule to split. The free oxygen atoms collide and react with other O2 molecules to form O3.
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Earth Day: Facts & History Earth Day History and Facts. Earth Day is an annual event created to celebrate the planet’s environment and raise public awareness about pollution. The day, marked on April 22, is observed worldwide with rallies, conferences, outdoor activities and service projects.
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- When an electronically excited oxygen atom encounters an ozone molecule, they may combine to form two molecules of oxygen. The ozone formation-destruction process in the stratosphere occurs rapidly and constantly, maintaining an ozone layer.zone forms readily in the stratosphere as incoming ultraviolet radiation breaks molecular oxygen (two atoms) into atomic oxygen (a single atom). In that process, oxygen absorbs much of the ultraviolet radiation and prevents it from reaching the Earth’s surface where we live.
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- An Air Pollution Action Day Alert is issued when data from these monitors, along with weather conditions, indicate the potential for widespread ozone or fine particulate matter levels at or above the Orange—“Unhealthy for Sensitive Groups” category on the Air Quality Index for multiple days.
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What is Ozone? Ozone is a gas that is naturally present in our atmosphere. Ozone has the chemical formula O3 because an ozone molecule contains three oxygen atoms. Ozone was discovered in laboratory experiments in the mid- 1800s.
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Air Pollution Ozone What is Ozone (O 3). Ozone (O3) is a gas that can form and react under the action of light and that is present in two layers of the atmosphere. High up in the atmosphere, ozone forms a layer that shields the Earth from ultraviolet rays. However, at ground level, ozone is considered a major air pollutant.
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What is the Ozone Hole? The ozone hole is the region over Antarctica with total ozone of 220 Dobson Units or lower. This map shows the ozone hole on October 4, 2004.The data were acquired by the Ozone Monitoring Instrument on NASA’s Aura satellite.he ozone hole is the region over Antarctica with total ozone of 220 Dobson Units or lower. This map shows the ozone hole on October 4, 2004.
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Ozone layer Concerns that increased UV radiation due to ozone depletion threatened life on Earth led to bans on the chemicals, and the latest evidence is that ozone depletion has slowed or stopped. The United Nations General Assembly has designated September 16 as the International Day for the Preservation of the Ozone Layer.
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Ozone depletion Ozone depletion describes two related phenomena observed since the late 1970s: a steady decline of about four percent in the total amount of ozone in Earth's stratosphere, and a much larger springtime decrease in stratospheric ozone around Earth's polar regions. The latter phenomenon is referred to as the ozone hole. There are also springtime polar tropospheric ozone depletion events in addition to these stratospheric phenomena. The main cause of ozone depletion and the ozone hole is man-made ch
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Ozone Action Day (June 2013) (Learn how and when to remove this template message) An Ozone Action Day, which can be declared by a local municipality, country or state, is observed at certain times during the summer months, when weather conditions (such as heat, humidity, and air stagnation) run the risk of causing health problems.
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- Effective July 1, 1992, Section 608 of the Clean Air Act makes it illegal for individuals to intentionally vent ozone-depleting substances used as refrigerants into the atmosphere while maintaining, servicing, repairing, or disposing of air-conditioning or refrigeration equipment.
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- Ozone Action Day. From Wikipedia, the free encyclopedia. An Ozone Action Day, which can be declared by a local municipality, country or state, is observed at certain times during the summer months, when weather conditions (such as heat, humidity, and air stagnation) run the risk of causing health problems.
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- Ozone is a gas in the atmosphere that protects everything living on the Earth from harmful ultraviolet (UV) rays from the Sun. Without the layer of ozone in the atmosphere, it would be very difficult for anything to survive on the surface.
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Overview of the Clean Air Act and Air Pollution Celebrating the Clean Air Act Amendments of 1990. The United States has made great progress since 1970 in cleaning the air, but the job is far from complete. November 15, 1990 marks a milestone in Clean Air Act history, the signing of the 1990 Amendments. These amendments set the stage for protecting the ozone layer, reducing acid rain and toxic pollutants, and improving air quality and visibility.
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- Earth Day is an annual event that raises public awareness of the importance of protecting the environment. It is celebrated each year on April 22 in the United States and across much of the world. In some countries, it is celebrated on the day of the spring equinox in the Northern Hemisphere, usually on March 21.
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Earth Day: Facts & History Started as a grassroots movement, Earth Day created public support for the creation of the Environmental Protection Agency (EPA) and contributed to the passage of the Clean Air Act, the Water Quality Improvement Act, the Endangered Species Act and several other environmental laws.
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What is Earth Day? Earth Day is an annual event, celebrated on April 22, on which day events worldwide are held to demonstrate support for environmental protection. It was first celebrated in 1970, and is now coordinated globally by the Earth Day Network and celebrated in more than 193 countries each year. On Earth Day 2016, the landmark Paris Agreement is scheduled to be signed by the United States, China, and some 120 other countries.
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Brian May Asteroid Day is a global awareness campaign where people from around the world come together to learn about asteroids and what we can do to protect our...
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- Efforts by the EPA to controlairborne volatile organic carbon and particle pollution havereduced ground level ozone in the US for the past 20 years, 33 yetcurrently most large cities in the US have 10 to 20 orange daysa year and 1 to 2 red days a year.
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Ozone Depletion Ozone is a gas that is formed in the atmosphere when three atoms of oxygen combine. Ozone is found high in the Earth’s upper atmosphere and at ground level. Ozone has the same chemical structure wherever it occurs.