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日本福岛核辐射变异动物电影

发布时间: 2024-12-18 11:10:32

1. 《异形》电影里的生物,有可能出现在现实中吗


  • 日本科学家研究发现,福岛核事故之后,由于受到放射性物质的影响,日本的蝴蝶品种出现了翅膀变小、眼睛发育不规则等明显的变异现象。2011年3月福岛核事故后两个月后,研究人员从日本10个不同地区采集了144只成年酢浆灰蝶样本进行研究。研究发现,核辐射越严重地区的蝴蝶,其翅膀和眼睛的变异现象越明显。


  • 据英国广播公司8月13日报道,日本琉球大学的研究人员发现,爆发核危机的日本福岛县蝴蝶出现严重基因突变,他们发现很多蝴蝶的腿、触须以及翅膀形状发生变化。在实验室试验显示,这些异变与放射性物质有关。


  • 福岛核危机爆发2个月后,琉球大学的研究人员就在日本10个地方,包括福岛地区,收集了144只成年草酢浆灰蝶。核危机发生时,这些成年蝴蝶应该处于正在过冬的幼虫状态。通过对比不同地区蝴蝶出现的基因突变,研究人员发现在有大量放射性物质的地区,蝴蝶翅膀更小,眼睛发育不规则。6个月后,研究人员再次从上述10个地方收集蝴蝶,发现来自福岛的蝴蝶基因突变率几乎是此前2倍。


  • 研究人员得出结论称,这些基因突变率更高的蝴蝶是吃了被污染的食物,此外上一代蝴蝶将已经发生突变的基因传给后代,虽然这些特征在前一代成年蝴蝶身上的表现并不明显。


  • 早在福岛核危机爆发前,日本研究人员就用蝴蝶作为“环境指示物”,它们对环境变幻非常敏感。

  • 专门研究切尔诺贝利核辐射对动植物影响的美国南加州大学生物学家蒂姆·穆苏(TimMousseau)说:“日本的研究非常重要,这些基因突变和形态异常现象只能用暴露在放射污染环境下可以解释。”


【网络】http://ke..com/view/69173.htm?fromId=64733#sub8097754

【知网空间】http://www.cnki.com.cn/Article/CJFDTotal-KXDY201108008.htm

【华讯财经】http://money.591hx.com/article/2012-08-16/0000171196s.shtml

http://bbs.tiexue.net/post2_5779933_1.html

【新浪环球地理】http://tech.sina.com.cn/geo/science/news/2011-04-02/1107722.shtml

【搜狐新闻】http://news.sohu.com/20101121/n277787534.shtml

2. 日本核辐射变异人真实照片 对后代的影响到底多可怕

2011年发生的日本福岛核电站相信大家都是知道的。这是世界上影响最大的核泄漏事件。这次事件造成的影响不仅仅只是财产损失,国际社会的恐慌,更多的是一系列的变异,不光是动物变异,植物变异,很多人也都受到了感染,日本核辐射变异人真实照片,对后代的影响到底多可怕?福岛核泄漏后变异女人生出来的孩子也都是变异的,这绝对是可怕的悲剧。

日本核辐射变异人真实照片

当然这些还不是最让人担心的,最担心的还是日本后期的处理。就在这件事过去了十几年之后,也就是2021年4月13日,日本决定将福岛第一核电站的核污染水排入大海。这样的决定是极度不负责任的,不但污染了日本周边,还让全世界也跟着一起污染。这样的做法也遭到了多国的反对,虽然这些废水是处理过的,但是处理的是否合格还是不清楚,而且排入大海这也是对自然环境的破坏。一次核泄漏事件固然可怕,但是更可怕的是日本时隔多年后还是没有做出一个很好的补救,这显然是对人类世界的不尊重。

3. 雅思阅读资料: 蝴蝶变异因福岛核事故

雅思阅读: 蝴蝶变异因福岛核事故

日本科学家研究发现,福岛核事故之后,由于受到放射性物质的影响,日本的蝴蝶品种出现了翅膀变小、眼睛发育不规则等明显的变异现象。2011年3月福岛核事故后两个月后,研究人员从日本10个不同地区采集了144只成年酢浆灰蝶样本进行研究。研究发现,核辐射越严重地区的蝴蝶,其翅膀和眼睛的变异现象越明显。
研究组的一位研究人员表示,之前一直都认为昆虫的抗辐射能力很强,因此该研究得出的结论有些出人意料。6个月之后,研究人员再次从上述10个地区采集蝴蝶样本,结果发现福岛地区的蝴蝶变异几率变成了原来的两倍。研究人员指出,变异几率上升的原因一部分是因为摄入受辐射的食物,另一个原因就是基因遗传。受到辐射初期没有表现出变异症状的蝴蝶,它们的下一代可能就会表现出明显的变异症状了。该研究结果表明,虽然福岛地区的辐射残留物质已经明显减少,但对动物和环境的辐射影响仍然存在。 Exposure to radioactive material released into the environment has caused mutations in butterflies found in Japan, a study suggests.

Scientists found an increase in leg, antennae and wing shape mutations among butterflies collected following the 2011 Fukushima accident.

The link between the mutations and the radioactive material was shown by laboratory experiments, they report.

The work has been published in the journal Scientific Reports.

Two months after the Fukushima Daiichi nuclear power plant accident in March 2011, a team of Japanese researchers collected 144 alt pale grass blue (Zizeeria maha) butterflies from 10 locations in Japan, including the Fukushima area.

When the accident occurred, the alt butterflies would have been overwintering as larvae.

Unexpected results

By comparing mutations found on the butterflies collected from the different sites, the team found that areas with greater amounts of radiation in the environment were home to butterflies with much smaller wings and irregularly developed eyes.

"It has been believed that insects are very resistant to radiation," said lead researcher Joji Otaki from the University of the Ryukyus, Okinawa.

"In that sense, our results were unexpected," he told BBC News.

The Japanese researchers have been studying the species for more than a decade Prof Otaki's team then bred these butterflies within labs 1,750km (1,090 miles) away from the accident, where artificial radiation could hardly be detected.

It was by breeding these butterflies that they began noticing a suite of abnormalities that hadn't been seen in the previous generation - that collected from Fukushima - such as malformed antennae, which the insects use to explore their environment and seek out mates.

Six months later, they again collected alts from the 10 sites and found that butterflies from the Fukushima area showed a mutation rate more than double that of those found sooner after the accident.

The team concluded that this higher rate of mutation came from eating contaminated food, but also from mutations of the parents' genetic material that was passed on to the next generation, even though these mutations were not evident in the previous generations' alt butterflies.

The team of researchers have been studying that particular species butterfly for more than 10 years.

They were considering using the species as an "environmental indicator" before the Fukushima accident, as previous work had shown it is very sensitive to environmental changes.

"We had reported the real-time field evolution of colour patterns of this butterfly in response to global warming before, and [because] this butterfly is found in artificial environments - such as gardens and public parks - this butterfly can monitor human environments," Prof Otaki said.

But the findings from their new research show that the radionuclides released from the accident were still affecting the development of the animals, even after the resial radiation in the environment had decayed.

"This study is important and overwhelming in its implications for both the human and biological communities living in Fukushima," explained University of South Carolina biologist Tim Mousseau, who studies the impacts of radiation on animals and plants in Chernobyl and Fukushima, but was not involved in this research.

"These observations of mutations and morphological abnormalities can only be explained as having resulted from exposure to radioactive contaminants," Dr Mousseau told BBC News.

The findings from the Japanese team are consistent with previous studies that have indicated birds and butterflies are important tools to investigate the long-term impacts of radioactive contaminants in the environment.