文章列表

• 1.Earth and Sky:By Jeff Swicord Sarah Creek, Mary
• Scientists Working to Save Chesapeake Bay Oyster Population Chespeake Bay The Chesapeake Bay, on the Atlantic coast, is the largest estuary in the Uni...
• 2.Earth and Sky:By Lisa Bryant Paris
• Paris Conference to Discuss Climate Change, Rising Oceans Some of the world's leading experts on oceans and climate change are meeting in Paris this w...
• 3.Earth and Sky:Water Cycle 水循环
• Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's qu...
• 4.Earth and Sky:Narrowing Uncertainties 新发现
• Narrowing Uncertainties 新发现 In science, theories abound. Some are proven true, some are modified, some are completely abandoned. But even discredit...
• 5.Earth and Sky:Raindrops 雨滴
• Raindrops 雨滴 From a light rain to a heavy downpour, raindrops fall to Earth's surface. And if you watch over time, you'll see that some raindrops ar...
• 6.Earth and Sky:Politics of CO2 二氧化碳的影响
• Politics of CO2 二氧化碳的影响 Mention global warming to a room full of politicians, and you might just start an argument. But one thing most everyone...
• 7.Earth and Sky;September Equinox 秋分
• September Equinox 秋分 We have an equinox because an imaginary plane extending outward from Earth's equator isn't the same as the plane of Earth's orb...
• 8.Earth and Sky:Acid Rain 酸雨
• Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is th...
• 9.Earth and Sky:Aqua Spacecraft 水资源监测太空船
• Aqua Spacecraft 水资源监测太空船 NASA's latest and most ambitious weather satellite is measuring Earth's water cycle. Learn more about the Aqua satell...
• 10.Earth and Sky:Spider Widows 蜘蛛寡妇
• Spider Widows 蜘蛛寡妇 Spiders give many of us the shivers, though they usually leave people alone. Sometimes these spectacular predators instead prey...