xieyouliab
暴雨、暴风雪、热浪、寒流,今年前7个月重大灾害性天气气候事件在全球频频出现,天气气候的异常并非只在我国上演。国家气候中心主任董文杰将其归因于气候的自然变化和全球变暖。他说,过去100年全球气温上升了0.74摄氏度,我国的气候异常是区域气候对全球变暖的回应。全球气候变暖,会使强降水、冰雹、雷电、干旱等极端天气气候事件发生的频率和强度都有所增强,曾经的历史极限会被越来越轻松地超越。过去几十年甚至上百年才会出现的“破纪录”事件现在几乎每年都会出现。
Jamietee1997
Global warming will lead to climate disasters, caused by various natural and manmade disasters. Such as: With increasing global warming, it's survival of the nutritional content of crops may be less and less. This is the comprehensive study of the atmospheric concentration of carbon dioxide increased the impact of the crops after the conclusion drawn. A new Britain, "New Scientist" magazine reported that the University of Texas Southwestern researchers in this analysis showed that global warming will not only lead to floods and drought, so that crop production, the crop will survive because of the atmosphere The concentration of carbon dioxide have increased less protein. The researchers said that this result is worrying, because many people in poor countries have access to about half of the proteins dependent on these crops. Abnormal weather this winter, has aroused unprecedented attention of world public opinion. This allows people to suddenly feel that the abnormal climate appeared frequently, so that humanity is in danger, thought that human beings can control the start Zuolibuan nature. Climate warming is what brought the scourge to mankind » First, water supply and demand conflicts intensified: global warming lead to changes in precipitation, the global water supply and demand contradictions even more obvious. Second, the increasing threat of natural disasters: tropical storm and hurricane frequency and intensity are likely to increase. Third, the fate of island worrying: Earth polarized melting snow lead to rising sea levels, many islands will be inundated, some island nations may no longer exist. Fourth, the summer heat wave frequency are: report showed that, if the average global temperature rose 3 degrees Celsius, the heat wave hit North America the number will increase 3-8 times. Fifth, the biological chain disruption: biological species will lead to changes in the scope of the resettlement areas and the biological chain to move out of chaos. 6 infectious disease is rampant: through many insects, food and water-borne infectious diseases will expand the scope of the spread. Seventh, the economic development of Mengyin Ying: According to statistics, the 1990s, the major meteorological disasters caused by an average annual economic losses from the 1960s, the 4 billion U.S. dollars surged to 29 billion U.S. dollars, human suffering from global warming problem, which has become Mankind must face the reality. Caused climate warming is the cause of human progress, science and technology development, the improvement of living standards, said it will be difficult to understand some people. With the scientific understanding of global warming on the deepening of the human awareness of global warming is gradually strengthened, global warming has seriously affected the quality of human life and threaten human security. We can not take it lightly, the insensitive. Whether for themselves or for the sake of future generations, we should actively deal with and seek effective solutions. The ancients are "first world to enjoy music, after the world to show concern and worry" of the mind, let alone the 21st century people. Although the human warming can not be around, but it is, after all, caused by human activities. If mankind on earth are greatly reduce the emission of pollutants, and can use various ways to reduce energy consumption, promote new energy technologies, can affect the entire planet in some areas and changes to reduce the occurrence of disastrous weather. Controlling greenhouse gas emissions can actually start from a number of minor issues, such as travel by plane at least in the newspapers, while driving without non-essential things, and so on. Greenhouse gas emission reduction, and everyone on the planet's environment, these minor issues may be small, but we all should "not small and not good for." Deal with global warming, the development of mankind, to get early warning of climate catastrophe Huaxianweiyi » There is no doubt, only to change development concept and learn to coexist with nature and the market, and safeguard the Earth for the survival of mankind to achieve sustainable development, climate risk of early warning can be reversed. As the survival of mankind on earth, should assume the responsibility of safeguarding the Earth home. Faced with global warming caused by the environmental situation, China experts and scholars at all levels of government with great concern and attention, from different angles by various response measures, in order to solve the problem of global warming find ways. However, China's environmental protection a long way to go, we should be building and harmonic society, to achieve sustainable development of the high level of awareness of the problem and seek a better solution to deal with climate change issues to promote China's sustainable development to become one of the engines.
蒋大女儿
厄尔尼诺(西班牙语:El Niño),又称圣婴现象,与另一现象南方涛动合称为ENSO。是秘鲁、厄瓜多尔一带的渔民用以称呼一种异常气候现象的名词。 主要指太平洋东部和中部的热带海洋的海水温度异常地持续变暖,使整个世界气候模式发生变化,造成一些地区干旱而另一些地区又降雨量过多。
蒙古无双皇帝
厄尔尼诺现象又称厄尔尼诺海流,是太平洋赤道带大范围内海洋和大气相互作用后失去平衡而产生的一种气候现象,就是沃克环流圈东移造成的。厄尔尼诺现象的基本特征是太平洋沿岸的海面水温异常升高,海水水位上涨,并形成一股暖流向南流动。它使原属冷水域的太平洋东部水域变成暖水域,结果引起海啸和暴风骤雨,造成一些地区干旱,另一些地区又降雨过多的异常气候现象。 厄尔尼诺对我国气候产生严重影响。首先是台风减少,厄尔尼诺现象发生后,西北太平洋热带风暴(台风)的产生个数及在我国沿海登陆个数均较正常年份少。 其次是我国北方夏季易发生高温、干旱,通常在厄尔尼诺现象发生的当年,我国的夏季风较弱,季风雨带偏南,位于我国中部或长江以南地区,我国北方地区夏季往往容易出现干旱、高温。1997年强厄尔尼诺发生后,我国北方的干旱和高温十分明显。 第三是我国南方易发生低温、洪涝,在厄尔尼诺现象发生后的次年,在我国南方,包括长江流域和江南地区,容易出现洪涝,近百年来发生在我国的严重洪水,如1931年、1954年和1998年,都发生在厄尔尼诺年的次年。我国在1998年遭遇的特大洪水,厄尔尼诺便是最重要的影响因素之一。 最后,在厄尔尼诺现象发生后的冬季,我国北方地区容易出现暖冬。(我只会中文,不好意思了。)
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