根据文章第三段“But the biggest reason may be global warming that often leads to extreme conditions.(但最大的原因可能是全球变暖,它经常导致极端情况)”可知,全球变暖加剧是水稻产量的严重威胁。故选A项。 (3)题详解: 推理判断题。根据文章最后一段“Therefore, governments need to attract producers and...
E.Global warming has caused the reduction of the oxygen content of oceans worldwide. F.If they are rights, we have every reason to worry about the major effect it has on sea life. G.The light surface water will be less likely to sink so the deep ocean will get less oxygen. ...
The Future Machines of the Year 2100 Launching To Space at a Crawl How Our Favorite Robots Size Up Humanity's Biggest Machines Will Be Built in Space 7 Machines That Could Have Been Designed by Kids 7 Monster Machines Built for a Very Specific Task ...
Knowing just who we share the planet with is of particular concern now because global warming, deforestation and other signs of human development are threatening many species, which may be essential to the functioning of ecosystems or may have inherent value in terms of developing medicines or othe...
Throughout its 4.5-billion-year history, Earth has been repeatedly pummelled by space rocks that have caused anything from an innocuous splash in the ocean to species annihilation.
As global warming will continue to increase in the near term (2021–2040), changes in weather extremes will be more extensive, and the Intergovernmental Panel on Climate Change (IPCC) assesses that it is “virtually certain” that the sea level will rise [1], (p. 13). However, how much...
doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year papers, NEET previous year papers, NCERT books for classes 6 to 12, CBSE, Pathfinder Publications, RD Sharma, RS...