The study has predicted that it is only a matter of decades until a “significant chunk” of the Amazon is transformed from rainforest into savannah. 这项研究预测,亚马逊的“重要部分”从雨林转变为热带稀树草原只需要几十年的时间。 What would the world be like without the Amazon rainforest? 如...
《经济学人》8月24日刊: During the Amazon's dry season, it is common for farmers to set fires illegally to clear land. Brazil'spopulistpresident, Jair Bolsonaro, has encouraged them by weakening the agencies that enforce environmental regulations. He holds the view that protecting the foresthind...
The deforestation in the Amazon rainforest, mainly for agricultural expansion and logging, has not only led to the loss of biodiversity but also contributed to global warming. In this sentence, "biodiversity" refers to _. A. the variety of different species B. the amount of water resources C...
deforestation has posed a significant threat to the Amazon rainforest. Historically, the Amazon covered a substantial portion of South America's land area, but due to relentless deforestation, significant parts have been lost. This reduction is primarily driven by logging, agriculture, mining, and i...
In the Amazon rainforest, many species are in danger because of deforestation. Which of the following is the most direct consequence of the loss of a large number of tree species? A. Increase in air quality B. Disruption of the food chain C. Decrease in soil erosion D. Improvement of ...
A forest can become a source of carbon rather than a store, or sink, when trees die and emit carbon into the atmosphere.当树木死亡并向大气排放二氧化碳时，森林就会成为二氧化碳的来源，而不是二氧化碳的储存地或森林碳汇。Areas of deforestation also contribute to the Amazon's inability to absorb ...
The Earth is rapidly and massively losing its biodiversity. 20% of all species on Earth are facing extinction. Scientists estimate that this will rise to 50 per cent by the end of the century unless urgent action is taken. In addition, the current rate of deforestation in the Amazon basin ...
The Amazon is the world's largest tropical rain forest and is seen as vital to the fight against climate change because of the vast amounts of carbon dioxide that it absorbs. 亚马逊是全球最大的热带雨林,可吸收大量二氧化碳,被视为对抗气候变化的重要因素。
Affects on the Environment The Amazon trees store organic carbon in biomass and soil. This prevents greenhouse gases from the atmosphere. Deforestation release the stored carbon into the atmosphere, which contributes to global warming. Depending how the forest is converted, the rate of releasing carbo...
Deforestation in the Amazon: With Luiz Inácio Lula da Silva. The Council on Foreign Relations interactive infoguide on Deforestation in the Amazon Rain Forest. It examines the history of Brazil and the gradual over-development of the Amazon Rain Forest.