So far this year, the hole in the ozone layer (臭氧层) over Antarctica has expanded to one of its largest sizes and deepest levels in years, reported China Daily.So how big is the ozone hole? On Sept. 20, the hole over Antarctica peaked at 24.8 million square kilometers, which is th...
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The ozone layer(臭氧层) is a thin layer of gas around the earth. It forms a special “blanket” around the planet. This “blanket” protects the earth from dangerous rays produced by the sun. Without the ozone layer the earth’s climate could warm to dangerous levels. This increase in ...
The ozone layer serves an important function for living things on Earth.This shield in the stratosphere(平流层)protects humans and the environment from harmful levels of the sun's radiation. The international community was alarmed after experts discovered a hole in the ozone layer...
The ozone layer of the atmosphere protects Earth from harmful solar radiation. However, the atmosphere is fragile, and evidence indicates that it has thinned. In 1989, the Montreal Protocol was put into effect to counter human damage to the ozone layer, and there have been signs of progress ...
the sun's summertime rays are more dangerous than once thought. a team of scientists from 80 nations recently reported to the united nations that a layer of ozone(臭氧层)in the atmosphere, which protects humans from harmful levels of ultraviolet(紫外线)radiation, will be thinner over the ...
Pro Tip:The base layer pants must fit under the waterproof pants. Be sure to try them on together before you pack. Warm Hat or Beanie Be sure to pack a warm hat or beanie! If possible, bring a wool hat that fits securely in windy conditions. Make sure the hat will fit under the ...
Wind can pick up desert sand and mix it with clouds, creating rain thatlooks red when it falls, explains the BBC. Blood rain can coat anything outside in a layer of red or brown dust when it dries, as long as it doesn’t rain for very long. ...
1On this International Day for the Preservation of the Ozone Layer, let us___to do more to protectour atmosphere. A.commit B. swear C. agree D.confirm 2On this International Day for the Preservation of the Ozone Layer, let us to do more to protect our atmosphere. A. commit B. swe...