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Ozone Layer

The ozone layer is a crucial layer in the Earth's atmosphere that absorbs and blocks out harmful ultraviolet light that can damage Earth.

3,889 Questions

What is the purpose of making up the ozone layer?

Ozone layer was not made by humans but naturally. It was made for the purpose of protecting life on earth.

How much of the ozone layer do you have right now?

The "ozone layer" is roughly the same condition it has always been in. The amount of ozone in the upper atmosphere varies mainly due to variations in solar activity. UV radiation has serious affects on this layer. Holes form over the poles at the end of each winter due to a lack of sunlight. When the sun returns, the "holes" quickly disappear.

What is a UV air purifier?

A Ultraviolet Germicidal Air purifier or a UV air purifier for short uses air cleaners using ultraviolet germicidal UV and ionic swine flu purifiers. What makes them different from other air purifiers is that they are effective cleaner the air from viruses.

What destroy nature?

* pollution * green house gases * littering * wild fires * tsunamis * earth quakes * tornados * waste products * volcanoes * meteorites

Why is ozone in the stratospere important for living things?

The ozone in stratosphere is important for living things. The living things cannot expose themselves to UV which ozone protects.

What is the function of UV spectrometer?

Spectroscopes are used to determine the elements present in different substances. They do this by separating light into spectra, or different colors. Each element has a unique spectra, just like people each have a unique fingerprint. By looking at the light from a star, for example, a scientist can tell that it contains hydrogen, helium, and other elements. It was discovered that our sun contained helium by using a spectroscope during an eclipse- this was before we'd even discovered helium on earth! Spectroscopes can be used to tell the chemicals that are present in your blood. They can be used to determine if a molten metal is at the correct temperature for an industrial process, and can confirm the percentages of metals in an alloy.

Do uv rays reflect off the ground?

No, it does not. UV is absorbed by almost all organic compounds and inorganic too on Earth (soil has a lot of if). The only exception is snow. Snow reflects UV, as result you can get sun burn even in Alaska in winter. But even if it get reflected, it will not penetrate through windows glass. Usual glass absorbs (all of it), that's why you cannot get tint even if you are looking at the sun through your window. Only quarts does not absorb UV, it's used in so called "sun bath It's when you in the room with quartz celling and walls getting your tint.

Which layer in the atmosphere holds the ozone layer?

The stratosphere layer holds ozone. It is tri atomic gas. It protects us from the UV rays of the sun.

Does the ozone layer cause problems with the green house effect?

Yes, it does. Ozone depletion can cause greenhouse effect and thus global warming.

What is a natural phenomenon that exhibits a continuous spectrum?

A continuous spectrum is produced when white light passes through a prism or when hot gas is heated to incandescence. In either case the light is separated into its component colors based on their different wavelengths. All the colors of the visible spectrum from red to violet are present in the resulting continuous spectrum.

When white light passes through a prism the individual wavelengths of light are bent at different angles separating the light into a spectrum. This is known as dispersion. The prism separates the wavelengths of light into visible colors with the shortest wavelength being the color red and the longest wavelength being the color violet.

When hot gas is heated to incandescence the gas molecules become excited and emit light. The light produced is a continuous spectrum because all the wavelengths of visible light are present. The intensity of the emitted light varies with the wavelength with the shortest wavelength having the greatest intensity and the longest wavelength having the least intensity.

What effects the ozone have on the humans?

The ozone has both positive and negative effects. It protects us from UV rays but also acts as pollutant.

How ozone is destroyed in the stratosphere?

The ozone doesn't quite destroy its own molecules. Ultra-violet rays from the sun, that penetrate through the ozone break it's molecules apart. One molecule of ozone contains 3 atoms of oxygen. When the molecule splits, it releases heat. Then, one molecule of oxygen (2 atoms) and one atom of oxygen join together again, and become ozone (3 atoms of oxygen).

Does the ozone layer have anything to do with global warming?

No, Global Climate Change has very little to do with the Depletion of the Ozone Layer.

Recent global climate change or global warming is now considered by most climate scientists to be the likely result of increases in man-made greenhouse gas concentrations such as carbon Dioxide (CO2) in the atmosphere. These gases absorb strongly in the Infra red part of the electromagnetic spectrum. This has the effect of trapping heat and raising the temperature of the lower atmosphere.

The depletion of the ozone (O3) layer or 'ozone hole' occurs mainly in the stratosphere, and is due to the catalytic destruction by atomic chlorine and bromine. The main source of these is from the photodissociation of man made chlorofluorocarbon (CFC) compounds.

These effects are usually regarded as distinct phenomena. However there are a number of areas of linkage between ozone depletion and recent global warming.

  • The same CO2 radiative forcing that produces global warming is expected to cool the stratosphere leading to a relative increase in ozone depletion
  • Reduced ozone causes the stratosphere to absorb less solar radiation, thus cooling the stratosphere while warming the troposphere; the resulting colder stratosphere also emits less long-wave radiation downward, thus cooling the troposphere. Overall, the cooling dominates
  • Ozone depleting chemicals are also greenhouse gases.
  • One of the strongest predictions of the greenhouse effect is that the stratosphere will cool, due to less infra red radiation coming up from the surface and greater radiative cooling of the stratosphere due to more CO2.

Ozone is also created at the surface due to photochemical reactions between various man made pollutants, this adds to the greenhouse warming but is nothing to do with the ozone depletion in the stratosphere.

How does ultraviolet light affect the environment?

Ultraviolet light can cause damage to living organisms in the environment, such as sunburn in humans, skin cancer in animals, and reduced photosynthesis in plants. It can also break down certain chemicals in the atmosphere, leading to the formation of harmful pollutants like ozone. Protecting the environment from excessive ultraviolet light exposure is important for maintaining ecological balance.

What are the consequences of the ozone layer destruction?

Ozone layer blocks about 97% of the the total received by the earth. Ozone depletion will expose earth to harmful radiations and will burn the life. The temperature will increase and make earth inhabitable place.

How ozone layer is deplected?

The ozone layer is getting depleted because of the continues usage of CFCs. These are the chemicals which destroy ozone by reacting with and decomposing it into molecular oxygen and nascent oxygen.

How an insulator protects us from electrocution?

An insulator prevents the flow of electricity by blocking the path for the current to travel through. This helps protect us from electrocution by keeping the electrical current from reaching our bodies. Insulators are typically made of materials that do not conduct electricity, such as rubber or plastic.

What happens when the sun rays hit the atmosphere?

In the exosphere, the gases are ionized but the gases are so sparse, the light intensity is barely affected. In the thermosphere, most X-rays (and gamma rays from space) are absorbed, but the density is high enough that molecules can reform. Some small amount of ozone is created from oxygen here. In the stratosphere, gas density is high enough that by the bottom of the stratosphere, there is no significant UV-C left. The UV-C shatters any oxygen or nitrogen (even ozone) molecules it encounters... and some ozone is made. Any light that is absorbed by gases, that is not stored as more complex molecules, is released eventually as heat or stored as thermal energy.

Can the hole of the Ozone Layer be repaired?

The ozone hole can be repaired by curbing the use of CFCs. If there are no man made ozone destroying substances, the ozone layer will replenish itself.

What is an example of CFC refrigerant?

The example of CFC is R-12. It is being used as a refrigerant.

The ozone layer stops which rays from entering the atmosphare?

The ozone layer restricts the harmful ultraviolet radiation of the sun from coming as these high energy radiations are used up for the formation of the ozone molecules thus they are not allowed to enter there.

Does the thermocline layer lay below the surface layer or above the layer?

This is essentially correct, the correct use of Thermocline is often misunderstood. the temperature of the water is nearly always cooler than the outside air, the temperature declines- thermo-heat- pluc Decline- hence thermocline, with increasing depth but the external pressure goes up, an important problem for submarine designers, divers, and the like. almost always the water temperature is lower than the surrounding air, as shore-types well know.

What are the main causes for ozone depletion?

the depletion of the ozone layer is mainly caused by gasses called chlorofluorocarbons (CFC)

CFC are used in some refrigerator's, aerosol's conditioner's, styrofoam container's and fire extinguisher's.

Where are all of the ozone holes located?

There are many holes in the ozone layer, the largest is above the south pole.