单词:polar air mass climate
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VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: Crabeater seals lying on the ice in Paradise Bay, Antarctica, in a 2005 photo And I'm Faith Lapidus. This week, an American study shows a link between air pol
AS IT IS 2016-01-01 Terrorism, Tragedy Top World News in 2015 Here are some of the top news stories of 2015. The year was marked by violence, with continued civil war in Syria, worldwide terrorism and mass shootings in the United States. Paris Attack
A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv
Climate Change Fires Up Polar Bear Treadmill 气候变化害苦了北极熊 Polar Bears spend most of their time roaming the sea ice in search of seals. And seals spend most of their time underneath that ice, avoiding the top predator. But climate ch
Insects And Climate Change Its well known that big animals, like polar bears, are vulnerable to climate change. The Earth warms, polar ice melts, and the bears are out of luck. The same goes for tigers, sea lions, elephants. As the globe heats up and
Seventy-nine degrees north latitude is near the top, at the cold edge of the world. In the winter, when temperatures plunge below freezing, there is complete darkness at noon. During summer, the sun shines at midnight, there is no place to hide. Dang
With negotiators trying to hammer out a deal on climate change in Copenhagen, a sculptor in London is creating a piece of art to mirror the melting ice in the Arctic. His ice sculpture of a polar bear is designed to melt by the end of the Copenhagen
The Earth Climate 地球的气候 Climate describes the typical weather of some place. 气候描述的是某些地区的典型天气。 Location is one very important factor for climate, examples are oceans, mountains, rivers and so on. 地理位置是
WHO: Millions Die Every Year from Air Pollution From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Today on the program, we look at our natural world. We report on the price of air pollution on human li
The northeastern Spanish city of Zaragoza is hosting an international water fair to highlight the importance of this vital and increasingly threatened resource. Spain is no stranger to water scarcity. The country is juggling competing demands of urb
Most Accurate Projection of Polar Ice Melt Produced to Date Measuring ice sheets is a tricky business. Over the last two decades, dozens of studies on ice loss have come up with conflicting results. Now, a global scientific team, reporting in the jou
Polar Scientist Charts Melting Caused by Climate Change Michael Gooseff follows water to the end of the earth. The Pennsylvania State University hydrologist works in remote regions of the Arctic and Antarctic, where ice and frozen ground are thawing.
Rising Temps Lower Polar Bear Mercury Intake气候变暖为北极熊健康带来福音 As climate change warms the Arctic, sea ice there is disappearing at record ratessea ice that polar bears prefer to prowl. As a result, some bears are spending mor
Jake: Hey, Lindsay, would you like to go with me to the zoo this Saturday? Lindsay: The zoo? Jake: Yeah, it's gonna be lot's of fun. We're going to see lions and tigers and bears. Lindsay: Oh, my! Actually, I don't really like the zoo. Jake: Why not.
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What Is the Polar Vortex? Record cold weather in the United States is forcing schools and businesses to close. The polar vortex, as it is called, has also canceled flights and suspended mail delivery. The temperature in Fargo, North Dakota, dropped t
BEIJING, June 21 (Xinhua) -- China will launch a new icebreaker for use during an upcoming 2013 polar expedition, a senior oceanic official said on Tuesday. Both the new icebreaker and Xuelong (Snow Dragon), an icebreaker that operated in Antarctica,
STEVE INSKEEP, HOST: At a climate meeting in Poland this week, almost 200 countries are trying to reach a deal - a deal to dramatically reduce carbon emissions. A recent U.N. report finds that may not be enough to avoid the most dangerous climate eff
Voice 1 Hello, Im Marina Santee. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A tall man stands s
Jake: Hey, Lindsay, would you like to go with me to the zoo this Saturday? Lindsay: The zoo. Jake: Yeah, it's gonna be lot's of fun. We're going to see lions and tigers and bears. Lindsay: Oh, my? Actually, I don't really like the zoo. Jake: Why not.