They emit a significant amount of carbon dioxide (CO2), which is a greenhouse gas and a leading contributor to global warming. - Domestic Appliances: While domestic appliances can cause indoor air pollution (e.g., carbon monoxide from gas stoves), their overall impact on outdoor air pollution...
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...
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This has many explanations. Urbanization and industrialization have made labour and farmland scarcer (稀缺的). Overuse of chemicals and irrigation have poisoned soils and dried up groundwater. But the biggest reason may be global warming that often leads to extreme conditions. Heavy rains and drough...
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...
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...