ozone layer
US /ˈoˌzon ˈleɚ/
・UK /ˈəuzəun ˈleiə/
B2
n.NounA layer in the earth's stratosphere containing a high concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.
The ozone layer protects us from harmful UV rays.
Video subtitles
What If the World Lost Oxygen for Five Seconds?
- The ozone layer, our protection against the sun's UV rays, is made of oxygen.
The ozone layer, our protection against the sun's UV rays, is made of oxygen.
The 11 Greatest Threats To Humanity
- ozone layer or even the over expansion or
ozone layer or even the over expansion or
- and damage to the ozone layer that may ultimately
and damage to the ozone layer that may ultimately
How and why is the environment protected? - BBC Learning English
- There are UN-sponsored international laws to deal with issues like climate change, ozone layer depletion, protection of biological diversity, protection of international watercourses, protection of endangered species, regulation on persistent organic pollutants.
There are UN-sponsored international laws to deal with issues like climate change, ozone layer depletion, protection of biological diversity, protection of international watercourses, protection of endangered species, regulation on persistent organic pollutants.
- ozone layer depletion, protection of biological diversity,
ozone layer depletion, protection of biological diversity,
花火師だけど質問ある？ | Tech Support | WIRED Japan
- @kimwinehouse asks, "Well, rest in peace to the Earth's ozone layer after tonight's fireworks." So yes, fireworks obviously are a combustion effect,
@kimwinehouse asks, "Well, rest in peace to the Earth's ozone layer after tonight's fireworks." So yes, fireworks obviously are a combustion effect,
- and they do have some effect on the ozone layer.
and they do have some effect on the ozone layer.
President Obama Speaks on Climate Change
- When we phased out CFCs, the gases that were depleting the ozone layer, it didn't kill off refrigerators or air conditioners or deodorant.
When we phased out CFCs, the gases that were depleting the ozone layer, it didn't kill off refrigerators or air conditioners or deodorant.
- ozone layer -- it didn't kill off refrigerators or
ozone layer -- it didn't kill off refrigerators or
This Is What Will Happen in the Next Billion Years
- If conditions are right, or wrong, if you prefer, the burst could strike Earth and severely damage the ozone layer, which would cause a mass extinction event.
If conditions are right, or wrong, if you prefer, the burst could strike Earth and severely damage the ozone layer, which would cause a mass extinction event.
- If conditions are right, or wrong if you prefer, the burst could strike Earth and severely damage the ozone layer, which would cause a mass extinction event.
If conditions are right, or wrong if you prefer, the burst could strike Earth and severely damage the ozone layer, which would cause a mass extinction event.
Your Time Machine Broke - At The Worst Time In History
- The ozone layer is slowly building up, fed by organisms releasing gases.
The ozone layer is slowly building up, fed by organisms releasing gases.
- The ozone layer is slowly building up, fed by organisms releasing gases.
The ozone layer is slowly building up, fed by organisms releasing gases.
Why humans are so bad at thinking about climate change
- Remember the hole in the ozone layer?
Remember the hole in the ozone layer?
- Remember the hole in the ozone layer?
Remember the hole in the ozone layer?
Death From Space — Gamma-Ray Bursts Explained
- Fortunately on Earth the ozone layer blocks gamma rays, filtering them out before they can harm us.
Fortunately on Earth the ozone layer blocks gamma rays, filtering them out before they can harm us.
- Fortunately, on Earth, the ozone layer blocks gamma rays. Filtering them out before they can harm us.
Fortunately, on Earth, the ozone layer blocks gamma rays. Filtering them out before they can harm us.
Who Should We Blame For Rising Sea Levels?
- risen by 40%. Most scientists agree that this is eroding the earth’s ozone layer, exposing
risen by 40%. Most scientists agree that this is eroding the earth’s ozone layer, exposing