Researchers Find Way to Reduce Methane from Cows

Scientists in Mexico say they may have found a way to cut production of methane, a gas linked to rising temperatures on the Earths surface. The scientists say their method may help reduce the methane released by cows, one of the main producers of the

VOA标准英语2013--南非利用排泄物转换成沼气燃料

South Africa Uses Biogas to Turn Waste into Power 南非利用排泄物转换成沼气燃料 JOHANNESBURG Like many countries, South Africa is struggling to meet its energy needs. But instead of developing new technologies, the nation is trying a dif

VOA双语新闻 - 变废为宝：用食品垃圾发电

In the northwestern United States, the city of Seattle requires its residents to separate food waste from the rest of their trash. The food gets recycled into compost for lawns, gardens and, soon, into electricity. 美国西北地区的西雅图市要求

VOA双语新闻：墨西哥湾油污的后续处理

The arrival of oil-tainted waste to federally approved landfills across the Gulf coast is raising concerns are raised about the potential impact on the environment and public health. An estimated 700 million liters of oil have spilled into the Gulf o

美国有线新闻 CNN 美国食物垃圾占供应量40% 新技术将垃圾变为电力

AZUZ: According to the United Nations, food waste is defined as food that's initial safe for people to eat, but it doesn't get eaten because it's left to spoil or it's thrown out. The U.S. government estimates that food waste in America could be as h

PBS高端访谈:关于韩国首尔减少粮食浪费的政策

MORI ROTHMAN: Sujin Woo and her mother, Lee Bo-ok live in an apartment in South Korea's capital of Seoul. On this Saturday morning, Lee is making Korean fried sweet potatoes for lunch. Some parts of the food, like the sweet potato peels, won't make t

2007年VOA标准英语-'Year of the Pig' Brings More Power to Korea

By Kurt Achin Icheon, South Korea 26 April 2007 Many Asian nations are marking this as the Year of the Pig on the Chinese zodiac calendar, which sees pigs as a symbol of good fortune and prosperity. South Korea is marking the Year of the Pig both sym

英语情景对话：Dating Discussion(1)

A: Do you enjoy going on dates? B: Yes. I find dates to be a lot of fun. A: What's so fun about them? B: They give me the opportunity to get to know someone better. A: So you always have fun on dates? B: Not always. I don't always like the person I'm

VOA慢速英语2015 巴勒斯坦人将有机废物转化成天然气做饭

AS IT IS 2015-09-18 Palestinians Turn Organic Waste into Gas for Cooking 巴勒斯坦人将有机废物转化成天然气做饭 Rural communities in developing countries often have trouble securing dependable supplies ofenergy for cooking and lightin

2000年前罗马人的卫生习惯

Roman Toilets Offered No Clear Health Benefits 2000年前罗马人的卫生习惯 Around 2000 years ago, the Romans moved into Europe. They built public latrines, or toilets, with many seats and washing areas. And they built sewerage systems, brought

2007年VOA标准英语-Modern Landfills Can Turn Garbage into Clean En

By Stephanie Ho Washington 31 May 2007 As long as there are people on the planet, there will be garbage. The rubbish often piles up in landfills that produce a harmful greenhouse gas called methane. VOA's Stephanie Ho reports solid waste managers hav

VOA标准英语2010年-Oil-Tainted Waste Raises Health, Envir

The arrival of oil-tainted waste to federally approved landfills across the Gulf coast is raising concerns are raised about the potential impact on the environment and public health An estimated 700 million liters of oil have spilled into the Gulf of

VOA标准英语2010年-Seattle to Recycle Food Waste into Ele

In the northwestern United States, the city of Seattle requires its residents to separate food waste from the rest of their trash. The food gets recycled into compost for lawns, gardens and, soon, into electricity. Every day, at Cedar Grove Compostin

VOA常速英语2015--拉脱维亚垃圾处理厂助益番茄农场

拉脱维亚垃圾处理厂助益番茄农场 Latvian consumers who enjoy these yellow tomatoes may not even know that they are locally grown, let alone that they grew with the help of their own garbage. 喜爱这些黄色西红柿的拉脱维亚消费

美国国家公共电台 NPR Making Space Food With Space Poop

SCOTT SIMON, HOST: There's only so much space on a spacecraft, which means limited space for food and water. American crews on the International Space Station recycle their own sweat and urine to produce fresh drinking water - bottoms up. Now new res

TED演讲:我们为什么要排气(2)

But methane is actually odorless, too. 但是甲烷也是无味的。 Well then, what stinks? 那么，什么东西这么臭？ The foul smell is usually due to volatile sulfur compounds, such as hydrogen sulfide and methanethiol, or methyl mercaptan

TED演讲:我们为什么要排气(1)

Flatulence, or passing gas, is a normal daily phenomenon. 胀气，或者放屁，是正常的日常现象。 Most individuals, yes, that includes you, 大多数人，是的，这包括你， will make anywhere from 500-1500 milliliters of gas and ca

VOA标准英语2009年-Lax Enforcement, Rules On Farm Waste I

Agricultural runoff from fertilizers, chemicals and animal waste is responsible for about half the pollution in the Chesapeake Bay. The U.S. Enviromental Protection Agency is stepping up enforcement and working with the United States Department of Ag

Five Cool Ways to Turn Trash Into Treasure

When we think of waste, we dont usually think utility. Yet, as we face droughts, limited landfill space, and depleting natural resources, weve been forced to reconsider our castoffs, with interesting results. These five case studies show that with in

经济学人:四条腿朋友的代价 粪量变能源

United States: Pet waste A crap-shoot 美国：宠物粪便，从粪便里发出的新芽 The city ponders a plan to make power from puppy poop. 在宠物粪便中提取能源，该市构建着一幅如此蓝图。 Dogs, unlike people, are capable of