超级简单英语阅读:God Wants Good People

God takes good people to heaven. He wants good people to be with Him. He leaves bad people on Earth. He doesnt want bad people near Him. He lets them do bad things on Earth. When they die, He sends them to the devil. The devil makes them work every d

PBS高端访谈:PBS新纪录片"Earth:The Operator's Manual"

JUDY WOODRUFF: Finally tonight: Yesterday was Earth Day, with celebrations around the globe. Hari Sreenivasan talked recently to a geologist who is also the host of a new film. And he's traveled the globe looking for ways human ingenuity has solved t

VOA慢速英语2014 Earth's Surfaces Are Always Moving 地球表面一直在运动

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

Rising Temperatures on Earth's Surface Make Changes

Broadcast: Jan 10, 2003 By George Grow This is the VOA Special English ENVIRONMENT REPORT. American scientists say rising temperatures on Earth's surface are forcing animals and plants to move to cool

英语听力：自然百科 地球力场 Earth's Force Field—2

Radiation causes damage at the most fundamental level. It mutates the blueprint of life, DNA. Earth's magnetosphere is our crucial defense. It's so fundamental to our evolution and continued existence that the race is on to understand why it's changi

英语听力：自然百科 地球力场 Earth's Force Field—16

During its magnetic cycle, the Sun undergoes periodic changes in activity. Every 11 years, it enters solar maximum. This 11 years cycle of solar activity has peaks where theres lots of solar storms. And right now where the sun is taking a little napp

英语听力：自然百科 地球力场 Earth's Force Field—12

Six years later, they come to believe these light flashes are the results of high energy, heavy cosmic rays penetrating the spacecraft and the crew members' eyes. These/ protons or electrons, just very, very high energy, ripped / part of atoms, sprin

英语听力：自然百科 地球力场 Earth's Force Field—13

Glatsmire's model shows that the magnetic poles swap places spontaneously due to / complex processes within the core. We were used to the idea that a compass points somewhere near the North Pole and hence we can use it for navigation, but there are p

英语听力：自然百科 地球力场 Earth's Force Field—15

By analyzing thousands of lava samples, geophysicists discover/ that the Earth's magnetic field has reversed over 18,000 times in the last 20 million years. On either side of these reversals is a long period of dramatically reduced field strength. Du

英语听力：自然百科 地球力场 Earth's Force Field—5

If we could flip a switch and just turn off the Earth's magnetic field, it will take about 15,000 years to disappear, based on the rate of decay of the field that we've seen over the last 150 years. It's currently decaying at a rate that would see an

英语听力：自然百科 地球力场 Earth's Force Field—3

In polar regions where the magnetic field is / weakest, auroras glow in the sky. These dazzling displays of colored lights form when solar particles slam into gases in our atmosphere causing them to glow. The stronger the solar wind, the more dramati

英语听力：自然百科 地球力场 Earth's Force Field—4

Scientists believe that the South Atlantic Anomaly, is a sign of a global decline in the magnetic field. Evidence of this comes from a surprising source. Dr. Mimi Hill uses pottery to uncover the secrets of earth's magnetic past. Ancient pots tell us

英语听力：自然百科 地球力场 Earth's Force Field—7

The loss of the magnetic field has a catastrophic impact on the planet's evolution. Mars becomes the red planet we see today. If earths magnetic protection continues to fade, would it suffer the same fate? If it vanishes completely, the planet might

英语听力：自然百科 地球力场 Earth's Force Field—8

Easily confused by this idea, there has a big thawed iron inner core, so that I think it's just the bar magnet, just permanent magnet frozen in nad, and that's where causes all the magnetic field. But it's too hot inside the Earth, that can't happen

英语听力：自然百科 地球力场 Earth's Force Field—9

As the vast sphere reaches / maximum speed, something incredible happens. Huge lines of magnetism arc in and out of the model core. Well, we can't see the magnetic field coming out of the experiment, we can measure them, we can put many different mag

英语听力：自然百科 地球力场 Earth's Force Field—10

Larry Newitt from the Geological Survey of Canada charts the movement of the magnetic North Pole as it wanders the icy reaches of northern Canada. To determine where the magnetic pole / is, we can't rely on one single observation. What I try to do is

【英语1级听力】上帝需要善良的人-God Wants Good People

God takes good people to heaven. He wants good people to be with Him. He leaves bad people on Earth. He doesn't want bad people near Him. He lets them do bad things on Earth. When they die, He sends them to the devil. The devil makes them work every

60秒科学:Earth's Fried Far-Future Postponed

Earth's Fried Far-Future Postponed A study in the Proceedings of the National Academy of Sciences adds at least a billion years to the already far-future estimate of when the sun will make Earth too hot to handle. Karen Hopkin reports. [The followin

希望长着翅膀25 A Conversation Between a Child and God

25 A conversation between a child and God Anonymous Once upon a time there was a child ready to be born. One day he asked God: They tell me you are sending me to earth tomorrow, How am I going to live there being so small and helpless? GOD replied,

China's rare earth policy justified: spokesman

BEIJING, March 15 (Xinhua) -- China's restrictions on rare earth exports are justified and are in line with World Trade Organization rules, Shen Danyang, spokesman for the Ministry of Commerce, said Thursday. The policy aims to protect resources and