Scientists try to document as many past El Nino events as possible by piecing together bits of historical evidence, such as sea-surface temperature records, daily observations of atmospheric pressure and rainfall, fisheries records from South America

发表于:2018-12-19 / 阅读(21) / 评论(0) 分类 托福英语

Transcript This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its fairly well known that fish stocks are collapsing around the world. But theres a management method that appears to offer long-term envir

发表于:2018-12-24 / 阅读(48) / 评论(0) 分类 Scientific American(九)月

The US announced on Wednesday that it will support a ban on the international trade of Atlantic bluefin tuna. The announcement comes prior to this month's meeting in Qatar of the Convention on International Trade in Endangered Species of Wildlife Fau

发表于:2019-01-11 / 阅读(47) / 评论(0) 分类 VOA标准英语2010年(三月)

AS IT IS 2016-01-24 Fake Reports of Fish Caught Harms Economy, Environment 过量捕鱼危害经济和环境 The amount of fish caught worldwide is much larger than has been reported. And that could mean serious problems for the environment and natio

发表于:2019-01-12 / 阅读(248) / 评论(0) 分类 2016年VOA慢速英语(一)月

Officials from around the world are meeting this week to discuss protecting the worlds oceans amid climate change and overfishing. The Global Oceans Action Summit for Food Security and Blue Growth is being held in The Hague. The summit runs through A

发表于:2019-02-05 / 阅读(29) / 评论(0) 分类 英语新闻

The Minister of Fisheries controls the fishing quotas for commercial fishing. Yesterday the Minister said that the quota for Hoki will increase from 120,000 tonnes to 130,000 tonnes. This is because the Ministrys scientists say the numbers of Hoki in

发表于:2019-02-25 / 阅读(51) / 评论(0) 分类 新西兰英语