解析 1.threatening 【解答过程】考查动词。句意:在海洋中发现了大量的微塑料,极大地威胁着海洋生物。根据汉语提示及所给句子可知,此处使用动词threaten;本句已有谓语,空处用非谓语动词;主语micro plastic与threaten之间是主动关系,应用现在分词,作状语。故填threatening。反馈 收藏 ...
Physical and chemical threats posed by micro(nano)plastic to sea urchinsSonia ManzoSimona Schiavo
Microplastcs(微塑料) ar tiny bits or threads(线状) ofplastic often too smal to be seen. In recent years,microplastics have been found almost everywhere, from the North Pole to Antarctica(南极洲), from the top of theEarths tallest mountain to the deepestpointinthe sea.In a recent study ...
Plastic waste is a distinctive indicator of the world-wide impact of anthropogenic activities. Both macro- and micro-plastics are found in the ocean, but as yet little is known about their ultimate fate and their impact on marine ecosystems. In this study we present the first evidence that m...
it just breaks into smaller and smaller pieces.No one knows exactly how much plastic is in the oceans.Since the sea is so large and so deep,it s hard to get a good idea of how much plastic it contains.But in recent years,scientists have made greater efforts to...
As plastic waste has accumulated in the marine environment, there has been an increase in the reports describing ingestion of plastics by sea turtles. Plastic is now the most common form of marine debris. Globally, at least 690 marine species, including sea turtles, seabirds, seals, sea lions...
There is increasing alarm about the extent of micro plastic pollution, which has been found everywhere from Everest to the Arctic. However, it turns out there’s an even smaller and more poisonous form of plastic pollution entering remote reaches of the globe. A new study published in Environme...
under the same government.Or I should say, that is the first definition. Way down at the sixth definition, the wordssharing, participation, and fellowshipappear. Because our lives can be so enhanced by being part of a community, perhaps the dictionary should reverse the order of those ...
Furthermore, the larvae were also unable to significantly alter the polymer structure of the used plastic. Keywords: food waste; growth performance; feed conversion; bioconversion; waste reduction; polymer degradation; PVC; insect larvae1. Introduction The global population is expanding and is expected...
Sheets of foam covered the inner lateral boundaries of the box (i.e., parallel to the shaking direction). The foam sheets were encased with thin plastic layers to prevent the penetration of soil and water into it. A fine-screen mesh coated the bottom of the container for saturation ...