China became net importer of coal

According to the latest data from the General Administration of Customs (GAC), China's net import(净出口) of coal hit 103.43 million tons in 2009. Last year, China exported 22.40 million tons of coal, down 50.7 percent year on year, while its coal

美国国家公共电台 NPR Environmentalists, Coal Companies Rally Around Technology To Clean Up Coal

DAVID GREENE, HOST: And, you know, the debate over coal can really seem like a battle between bitter enemies. You have environmentalists who want to replace coal with cleaner fuels and coal boosters who want to revive the industry. But there really i

侏罗纪搏击俱乐部 第52期:恐龙骨头为何会汇集在一起?

The excavation uncovered one set of remains, then another, then another. 挖掘工作发现了一具骨骸之后又一具之后再一具。 Soon, they had thousands of bones from multiple species. 很快就有了来自多个物种的数千块骨头。

侏罗纪搏击俱乐部 第56期:死亡陷阱

In some ways, perhaps modern earth moving machinery is a better analogy for the type of power they have. 在一定程度上，用现代土方机械可能更能形容它们所有的力量。 If that's not enough of a deterrent and you're still coming

2007-10-13, Ultimate Earthquake - 终极地震

The arrival of the P-waves in Valparaiso feels like a long sonic boom. Windows and buildings shudder. Some of the P-waves shoot up into the atmosphere, emitting a frightening roar. The secondary waves follow, carrying most of the earthquake's energy.

Medieval siege 中世纪攻城战-10

Come and take a look at the rocks over here. It just pulverize d the stone on the inside. It confirmed what we came here to prove, didn't it? We had a lovely hit smacking in the middle and it smashed

Quake-Stricken Area of Japan Experiences Aftershocks, Dramat

By Steve Herman A powerful aftershock has rattled the quake-scarred region in Japan's Niigata Prefecture where more than 30 people have died and 100,000 have been homeless for four days. Meanwhile all

VOA常速英语2007年-Reclaimed Coal Mine Gets 'Green' Makeover

By Mil Arcega Washington 04 December 2007 A decommissioned coal mine in the Rocky Mountain state of Wyoming is about to get a new lease on life. Although it no longer produces enough coal to generate electricity, the company that owns the land has fo

英语听力：自然百科 黄石公园的夏天 Yellowstone—4

Clues to why the herds are drawn to the Yellowstone plateau lie in its deep and unique history. This plateau is the created bowl of a huge sleeping volcano. And melting rock below the surface still pushes the land up to the cold of high altitude. But

Coal inventory in major Chinese ports facing oversupply

SHIJIAZHUANG, July 2 (Xinhua) -- Coal inventories in Qinhuangdao, Tangshan and Huanghua, China's major coal ports, have reached record highs in recent days, sparking safety concerns for the Chinese energy market. According to the latest figures, coal

China to halt approvals for small coal mines

BEIJING, Feb. 25 (Xinhua) -- China's safety watchdog said Monday it will no longer approve new coal mines that do not meet production capacity requirements in 2013 in order to ensure work safety. High-gas coal mines with an annual production of less

SSS 2009-01-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If we want to learn more about our planet and other planets in the universe, we can get some help from stars that are long dead and gone. Thats what U.

Kenian Makau sets new world record at Berlin Marathon

BERLIN, Sept. 25 (Xinhua) -- Kenyan Patrick Makau sets a new world record at the 38th Berlin Marathon when he pulverized the former record by Ethiopian Haile Gebrselassie with 2:03:38 on 42,195 km on Sunday. With perfect conditions Makau was able to

Artificial Leaf Turns Sunlight into Electric Power

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

TED演讲:为何番茄酱很难倒出来(1)

French fries are delicious. French fries with ketchup are a little slice of heaven. 我们都知道炸薯条很好吃，再配上番茄酱简直就是人间美味。 The problem is it's basically impossible to pour exactly the right amount. 但问题是

CCTV9英语新闻：阿尔及利亚客机在马里失事地点第一图像

The first images of the Air Algerie crash site in Mali have emerged. The footage, released Friday, shows a stark terrain littered with bits of debris that appear to have been pulverized on impact. The video was aired on the French national public TV

英语听力：探索发现 2014-06-22 BBC 地平线：陨石的真相-18

Down on the ground, the scale of impact is even more breathtaking.The crater is more than 1000 meters across and nearly 200 meters deep.The forces here were enoumous.The impact on this solid rock into this pulverized mochi,just bustled in your hand.Y

2007年VOA标准英语-Bush Tours Tornado-Devastated Town in Midwester

By Paula Wolfson White House 09 May 2007 President Bush offered comfort Wednesday to the victims of one of the worst tornados to hit the United States in years. VOA's Paula Wolfson reports from the White House, Mr. Bush spent the day touring the smal

煤转化产业 coal conversion industry

中国富煤缺油少气的能源资源特点，造成能源消费主要依赖于煤炭，石油则主要依靠进口，而且带来一系列环境问题。煤清洁转化技术则可以帮助缓解这一难题。近日专家表示，我国将在2020年

英伦广角 Issue 107 5.19中国开始为期三天的全国哀

Rescue teams stopped work, troops bowed their heads and China's president stood in silence in central Beijing exactly one week after the Sichuan earthquake left tens of thousands of people dead. Sirens wailed and flags flew at half-mast as China bega