[听力原文]Why is the professor not so sure humans will never become extinct [解析] 根据对话中男士(即教授)所说的 No,because we may be in a crash course to extinction by our continuous exploitation of the environment.We are a relatively young species and our time is not yet overdue可知,教...
have studied the issue believe that up to three 当然,由于人类的生存依 overproduction n. [U]生 赖很多物种,我们也会有 产过剩 quarters of all species on Earth could die out. Of 灭绝的危险。 我们的世 overconfident adj.过分 course, as we humans depend on so many species 界和我们的生命依赖...
The five major mass extinctions receive most of the attention, but they are only one end of a spectrum of extinction events.Collectively, more species went extinct during smaller events that were less dramatic but more frequent. The best known of the five major extinction events, the one that...
What Species Would Dominate If Humans Went Extinct?The Conversation
“When Europeans came to the island they brought several animals with them, like rats, dogs, and cats,” he said. “Is it possible that these species went extinct because of competition with these new animals? That’s just one of the questions we can ask now because of this study.” ...
For instance, horses used to live in North America, but went extinct at the end of the last ice age. When European explorers arrived in the New World, they inadvertently re-introduced horses to the continent, where they have since flourished. Likewise, a fungus has rendered the American ...
结果 结果是 毫无结果 ①As a result, humans developed a range of character types that still exists today. 结果,人类形成了今天仍然存在的一系列的性格类型。 ②The terrible accident resulted from his careless driving. 那桩可怕的事故是因为他的粗心驾驶造成的。 means n.(单复数同形)手段;方式;...
If a species of bee disappears forever or a particular plant is extinct,what does it have to do with us humans?Well,according to a team of international scientists,biodiversity is dropping below levels (21)___ (consider) safe for the health and happiness of human societies....
Humans have three types of con e cells, and each of these are most sensitive to a particular color, either red, green or blue. Dogs only have two types of cones which are sensitive to blue and yellow, meaning they can only see these colors as well as shades of grey. This is comparab...
8 Most Endangered Animals in the Rainforest Michigan's Endangered Species Children's Information on Endangered Animals 35 Animals That Are Going Extinct (Critically Endangered Species)