#雪豹# 《Snow Leopards: Biodiversity of the World: Conservation from Genes to Landscapes》是关于雪豹生物学、行为和保护状况的唯一综合性研究。作为第一本也是唯一一本关于雪豹生物学、行为和保护状况的...
The remarkable success was partly attributed to the numerous rangers of the national park who have steadfastly guarded the wildlife on the "roof of the world." Upon entering the area, the rangers must confront the harsh natural environment and face the challenges posed by high-altitude oxygen dep...
The great lakes of the world represent a global heritage of surface freshwater and aquatic biodiversity. Species lists for 14 of the world's largest lakes reveal that 15% of the global diversity (the total number of species) of freshwater fishes, 9% of noninsect freshwater invertebrate diversity...
Biodiversity is necessary for all living things,including humans.However,it is dangerous because of human activities such as deforestation(毁林),pollution,and climate change. One of the main reasons why biodiversity is important is that it provides us with many necessary ecosystem ...
2. True or false? If 10% of the species in any ecosystem disappear, everything will go badly wrong there. 3. How much of the Earth's land cover houses almost three-quarters of the world's population? 4. What idea does Professor Purvis want to convey when using the expression 'ecologic...
These immense benefits to humanity, estimated to be worth around US$125 trillion a year, are only possible if we maintain a rich diversity of wildlife. To achieve this, the work of the World Wildlife Fund for Nature (WWF) is grounded in science. Spanning the scientific spectrum WWF draws...
25.losing 考查动名词.分析句子结构,句中缺少主语,用动名词短语losing more than 10% of the biodiversity in an area作主语. 26.has been reduced 考查动词时态和语态.58% of the world's land surface与reduce之间是动宾关系,用被动语态,且动作发生在过去,还将可能持续下去,用现在完成时的被动语态,助动词用...
Global warming and extinctions of endemic species from biodiversity hotspots. Especially vulnerable hotspots were the Cape Floristic Region, Caribbean, Indo-Burma, Mediterranean Basin, Southwest Australia, and Tropical Andes, where plant... JR Malcolm,C Liu,RP Neilson,... - 《Conservation Biology》...
第一段主旨句:During the last 100 years, scientists have seen a great decline in biodiversity.第二段主旨句:Most of the extinctions in the last thousand years are due to humans. The main cause is the chopping down of tropical rain forests. Most of this destruction is done to create pasture...