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根据文章第四段前两句可知,鸟类数量锐减最重要的原因就是鸟类栖息地的减少;结合本段最后一句中的“agriculture has grown to produce more food,but cleared landscapes have become unlivable for birds”可知,为了生产更多的粮食,人们开垦了很多土地。但是这些新开垦的土地却不再适合鸟类居住。故鸟类栖息地丧失的主要...
根据文章第二段“A report released on Tuesday said that land clearing for agriculture, urban development, mining and forestry are threatening the koalas’ survival in NSW, since such operations destroy koala habitat.(周二发布的一份报告称,新南威尔士州为农业、城市发展、采矿和林业而进行的土地开垦正...
解析 D。中文解析:文中提到“In addition to habitat loss, climate change is also contributing to the extinction of species. Some species are simply unable to adapt quickly enough to the changing environment.”,即气候变化以及物种无法快速适应环境导致了物种灭绝。
What is Habitat Loss? | BBC Bitesize Our planet is home to extraordinary diversity, but never before under our watch has it been in such decline.Related Videos 5:26 The Whale Rescue | BBC Bitesize The Regenerators: BBC Bitesize 4:35 Saving Seabirds | BBC Bitesize The Regenerators: BBC ...
结果1 题目 1. What is the most common reason for the animal'sextinction?A. The loss of habitat.B. The human population explosion.C. The invasive species.D. E*pOsuretotoxinpollutin 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
Which of the following is a threat to biodiversity? a. habitat loss b. overharvesting c. climate change d. all of the above Name five invasive species and describe what kinds of effects each is having on its ecosystem. What is biodiversity and why is it important to life on the earth?
Habitat loss and fragmentation result in significant landscape changes that ultimately affect plant diversity and add uncertainty to how natural areas will respond to future global change. This uncertainty is important given that the loss of biodiversity often includes losing key ecosystem functions. Few...
The more shocking, the more impossible, the discovery, the more likely it is to someday be seen as the harbinger of a “scientific revolution” — a whole new world created over decades by scientists who adopt the new paradigm. That’s one side of the scientific coin. The other side, ...
What are some causes of biodiversity loss?Importance of Biodiversity:Biodiversity is vital to the ongoing health and stability of ecosystems worldwide. Within an ecosystem, biodiversity involves the number of different species, the populations of each system, the ecological niches the species fill, ...