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VOA标准英语2012--Genetically-Modified Papaya Hits Shelves in Japan

时间:2012-02-06 07:59来源:互联网 提供网友:nan   字体: [ ]
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Genetically2-Modified Papaya Hits Shelves in Japan

"Rainbow" papayas recently went on sale in Japan.
They are the only gene-altered fruit on the market today in Japan, a country with strict laws regarding genetically-modified organisms (GMOs).
Those laws include a requirement that they be labeled as GMOs - a rule that does not exist in the United States.
The papaya’s arrival in Japan comes as advocates in the United States press the government to require labels on all GMO foods.
'Almost like vaccination3'
The Rainbow papaya was released in 1998.
U.S. Department of Agriculture scientist Dennis Gonsalves, who helped develop the new fruit variety, may be its best salesman.
“I’m prejudiced, but I will tell you," Gonsalves says. "This Hawaii-grown papaya is the best in the world. You folks go and taste it.”
But taste was not the reason Gonsalves and colleagues developed it. In the 1990s, a virus ravaged4 Hawaii’s papaya groves5, leaving the industry on the verge6 of collapse7.
So Gonsalves engineered the papaya's genetic1 makeup8 to produce a small piece of the virus’s outer shell in its cells, triggering the plant’s immune system.
“It’s almost like vaccination,” he says.
And just like vaccinated9 people, the genetically-engineered plants do not get sick with the virus. Gonsalves says the piece of virus won't harm people because tests showed it breaks down in three seconds in the harsh environment of the human stomach.
“And, virtually, it saved the papaya industry in Hawaii," Gonsalves says. "So now, Rainbow papaya accounts for 80 percent of Hawaii’s papaya.”
Label debate
But, according to Gonsalves, fighting the virus was only half the battle. They had to convince their biggest customer - Japan - that the fruit was safe to eat.
It took more than a decade of tests before Japanese regulators were satisfied. The last hurdle10 was labeling.
Japan requires that all GMOs be labeled. That's also the law in the European Union and many other countries, but not in the United States.
A campaign called “Just Label It” seeks to change that.
Not all Americans are convinced GMOs are safe.
“And while the debate is raging on, and while we’re collecting data on the impacts of these very, very new crops, people deserve and need and have the right to know whether to participate in that system or not,” says Gary Hirshberg, CEO of Stonyfield Farm, a major organic yogurt company and a backer of the campaign.
He and others cite polls showing that more than 90 percent of people say products containing GMOs should be labeled.
But those numbers don't mean much, says Val Giddings, with the Information Technology and Innovation Foundation.
“People always opt11 for more information," says Giddings, "whether or not they have any idea what it means, or how they might use it.”
Giddings has worked on GMO policy for three decades. He points to research in the European Union, where labels are required, which shows that even consumers who say they avoid GMOs still buy products with GMO ingredients on the label.
Giddings says labeling supporters are trying to mislead consumers into thinking that authorities have concerns about the safety of gene-altered foods. He says they don't.
“Every authoritative12 body who’s looked at this without preconceptions has concluded that crops improved through biotechnology are at least as safe as their conventional counterparts.”
Major U.S., E.U. and international scientific advisory13 groups have agreed that today’s crop of GMOs do not pose a risk to health or the environment.
But they also say it may be appropriate to monitor these crops after they are on the market. That would not be easy, but labels would help.
Testing the market
The Rainbow papaya went on sale in Japan a few weeks ago with a label that says it is a GMO. Gonsalves hopes his fruit will help answer lingering questions about genetically modified foods.
“Now, instead of lots of speculation14, ‘Oh, my gosh, these people aren’t going to eat it because they don’t like this.’ They’re all speculating," he says. "There is no test case. Now there is a test case.”
Gonsalves calls it the "Super Bowl" of marketing15 challenges: getting a population that's still widely skeptical16 of genetic-engineering technology to enjoy a beautiful, delicious papaya with a GMO label on it.


点击收听单词发音收听单词发音  

1 genetic PgIxp     
adj.遗传的,遗传学的
参考例句:
  • It's very difficult to treat genetic diseases.遗传性疾病治疗起来很困难。
  • Each daughter cell can receive a full complement of the genetic information.每个子细胞可以收到遗传信息的一个完全补偿物。
2 genetically Lgixo     
adv.遗传上
参考例句:
  • All the bees in the colony are genetically related. 同一群体的蜜蜂都有亲缘关系。
  • Genetically modified foods have already arrived on American dinner tables. 经基因改造加工过的食物已端上了美国人的餐桌。 来自英汉非文学 - 生命科学 - 基因与食物
3 vaccination bKGzM     
n.接种疫苗,种痘
参考例句:
  • Vaccination is a preventive against smallpox.种痘是预防天花的方法。
  • Doctors suggest getting a tetanus vaccination every ten years.医生建议每十年注射一次破伤风疫苗。
4 ravaged 0e2e6833d453fc0fa95986bdf06ea0e2     
毁坏( ravage的过去式和过去分词 ); 蹂躏; 劫掠; 抢劫
参考例句:
  • a country ravaged by civil war 遭受内战重创的国家
  • The whole area was ravaged by forest fires. 森林火灾使整个地区荒废了。
5 groves eb036e9192d7e49b8aa52d7b1729f605     
树丛,小树林( grove的名词复数 )
参考例句:
  • The early sun shone serenely on embrowned groves and still green fields. 朝阳宁静地照耀着已经发黄的树丛和还是一片绿色的田地。
  • The trees grew more and more in groves and dotted with old yews. 那里的树木越来越多地长成了一簇簇的小丛林,还点缀着几棵老紫杉树。
6 verge gUtzQ     
n.边,边缘;v.接近,濒临
参考例句:
  • The country's economy is on the verge of collapse.国家的经济已到了崩溃的边缘。
  • She was on the verge of bursting into tears.她快要哭出来了。
7 collapse aWvyE     
vi.累倒;昏倒;倒塌;塌陷
参考例句:
  • The country's economy is on the verge of collapse.国家的经济已到了崩溃的边缘。
  • The engineer made a complete diagnosis of the bridge's collapse.工程师对桥的倒塌做了一次彻底的调查分析。
8 makeup 4AXxO     
n.组织;性格;化装品
参考例句:
  • Those who failed the exam take a makeup exam.这次考试不及格的人必须参加补考。
  • Do you think her beauty could makeup for her stupidity?你认为她的美丽能弥补她的愚蠢吗?
9 vaccinated 8f16717462e6e6db3389d0f736409983     
[医]已接种的,种痘的,接种过疫菌的
参考例句:
  • I was vaccinated against tetanus. 我接种了破伤风疫苗。
  • Were you vaccinated against smallpox as a child? 你小时候打过天花疫苗吗?
10 hurdle T5YyU     
n.跳栏,栏架;障碍,困难;vi.进行跨栏赛
参考例句:
  • The weather will be the biggest hurdle so I have to be ready.天气将会是最大的障碍,所以我必须要作好准备。
  • She clocked 11.6 seconds for the 80 metre hurdle.八十米跳栏赛跑她跑了十一秒六。
11 opt a4Szv     
vi.选择,决定做某事
参考例句:
  • They opt for more holiday instead of more pay.他们选择了延长假期而不是增加工资。
  • Will individual schools be given the right to opt out of the local school authority?各个学校可能有权选择退出地方教育局吗?
12 authoritative 6O3yU     
adj.有权威的,可相信的;命令式的;官方的
参考例句:
  • David speaks in an authoritative tone.大卫以命令的口吻说话。
  • Her smile was warm but authoritative.她的笑容很和蔼,同时又透着威严。
13 advisory lKvyj     
adj.劝告的,忠告的,顾问的,提供咨询
参考例句:
  • I have worked in an advisory capacity with many hospitals.我曾在多家医院做过顾问工作。
  • He was appointed to the advisory committee last month.他上个月获任命为顾问委员会委员。
14 speculation 9vGwe     
n.思索,沉思;猜测;投机
参考例句:
  • Her mind is occupied with speculation.她的头脑忙于思考。
  • There is widespread speculation that he is going to resign.人们普遍推测他要辞职。
15 marketing Boez7e     
n.行销,在市场的买卖,买东西
参考例句:
  • They are developing marketing network.他们正在发展销售网络。
  • He often goes marketing.他经常去市场做生意。
16 skeptical MxHwn     
adj.怀疑的,多疑的
参考例句:
  • Others here are more skeptical about the chances for justice being done.这里的其他人更为怀疑正义能否得到伸张。
  • Her look was skeptical and resigned.她的表情是将信将疑而又无可奈何。
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