单词:marine nature products chemistry
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This the VOA Special English Agriculture Report. It can be hard to decide which foods to buy in an American grocery store these days. The information on many products makes different claims. These labels suggest that the food is safe, pure or kind t
An international tiger conservation workshop is underway in Yunnan's capital, Kunming. Topics for discussion include the protection of wild tigers and combating the illegal trade in animal products. Shi Kun is the director of the wildlife institute a
SAMPLE DIALOG A: Its time the government took stricter standards control on cosmetic products. The low quality cosmetics have caused various skin diseases among users. B: Yeah, the producers use harmful ingredients to lower costs and add profits. A:
As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la
AS IT IS 2014-07-10 Plastics Blamed for Harm to Sea Environment 塑料对海洋环境造成严重危害 A new report says plastics are responsible for $13 billion in damage to the oceans and the undersea environment. The findings were announced recen
Pulp from Plants Makes Packaging More Earth-Friendly 植物纸浆让包装更环保 The average American throws away about 84 kilos of plastic every year. Much of that ends up in the ocean, according to the marine research group Algalita. Almost half
Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly
This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz
Designers from all over the world are exhibiting at Design Days Dubai. The exhibition, in its second year, features many designs made from recycled waste and is also inspired from nature. Our reporter Li Dong has the details. A 'Tufty' chair that loo
Todd: So, Steven you've been talking a lot about adventures you can do in your country. Do you have any stories of adventure that's happened to you in your own country of Costa Rica? Steven: Well, when I was in middle school, my school decided to tak
Todd: So, Steven you've been talking a lot about adventures you can do in your country. Do you have any stories of adventure that's happened to you in your own country of Costa Rica? Steven: Well, when I was in middle school, my school decided to tak
Although chemistry had come a long way in the century that separated Newton and Boyle from Scheele and Priestley and Henry Cavendish, it still had a long way to go. Right up to the closing years of the eighteenth century (and in Priestley's case a li
By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom
学科SUBJECTDISCIPLINES 科目Subjects 声学Acoustics 农业生态学Agriculturalecology 农业经济学Agriculturaleconomics 农业工程Agriculturalengineering 农业林学Agroforestry 分析化学
By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr
A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar
Rachel Carson 蕾切尔-卡逊 Rachel Carson was a marine biologist and a nature writer. 蕾切尔-卡逊是海洋生物学家和自然作家。 She really cared about nature and enviroment. 她很关切自然和环境。 She spent a lot of time read
Tanmen is a small town that sits along the east coast of China's southernmost Hainan Province. With a history of more than 1,000 years, it's a renowned fish market in China, as well as a well-known fishing port. 81-year-old fishermen Su Chengfen has
According to a document released at the conference by China's Ministry of Environmental Protection, the country has established over 2700 nature reserves covering a combined area of nearly 1.5 million square kilometers. That accounts for about 15 per