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The earth's temperature is warming, due to the rapid increase in carbon dioxide content, so the greenhouse effect is constantly sweeping the world, and the sun is getting closer and closer to the earth step by step, causing the earth's temperature to rise.
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The Earth's temperatures are warming. Because the ice and snow in the Arctic melt, it means that the overall temperature is **.
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Now it is accepted that the temperature is rising, cooling and warming are cyclical, that is to say, there is a certain cycle, we are now in the warm period of the earth, affected by human activities, a large amount of greenhouse gas emissions, resulting in the greenhouse effect, urban heat island effect, etc., so that the current average temperature is about 50 degrees Celsius higher than 50 years ago. Such temperatures are enough to trigger a series of changes on the planet and also accelerate the outbreak of natural disasters!
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There is no doubt that warming is taking place, and as greenhouse gas emissions increase, the melting of sea ice and snow caps accelerates, and the melting of sea ice and snow caps will further contribute to global warming through positive feedback.
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I can tell you for sure that the summers get hotter and the winters colder.
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Is the Earth going to get cooler or warmer?
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The spacecraft's exploration of Venus showed that the temperature on the surface of Venus could reach 480 degrees Celsius. The reason for this is that it is found that the atmosphere of Venus contains a large amount of carbon dioxide, which forms a barrier, so that the heat energy of the sun to Venus is not easy to dissipate into the atmosphere, so that the temperature of Venus is increasing day by day.
Due to the rapid increase in population, industrial development, and a large number of deforestation, the natural ecology has been destroyed, and carbon dioxide has increased year by year, making the concentration of carbon dioxide above the earth higher and higher, similar to the shape of Venus.
The temperature on the planet is also increasing year by year. In Tokyo, Japan, for example, the average temperature has increased by two degrees Celsius over the past 20 years.
In addition, artificial fertilizers capture infrared radiation. The melting of large snows weakens the Earth's reflection of sunlight. For reasons such as these, the temperature of the earth is increasing year by year.
A view that is diametrically opposed to the above is the cooling theory. Those who hold this view believe that the climate will gradually get colder in the coming decades. The basis for this is:
Although carbon dioxide is steadily increasing, since the mid-40s of the 20th century, the temperature in the Arctic and near the high latitudes has dropped significantly, and the climate has cooled significantly.
In the North Atlantic, for example, there is a cold not seen in decades, and the sea is frozen. At one time, Greenland and Iceland were once connected to the "ice land", and polar bears could move freely, which became a rare sight. Some people believe that the cooling of the climate in the 60s of the 20th century was a harbinger of the arrival of the "Xiaoice Age".
Starting in the 21st century, the world's climate will enter an ice age. The various theories about the earth will continue to be debated, and it is difficult to estimate when the mystery of the earth will be solved.
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Global warming does not mean that global temperatures are rising, and winters are getting hotter.
Global warming leads to the melting of ice in some polar and cold areas such as the North and South Poles, thereby changing the direction and speed of the global wind, and interfering with the changes of the seasons to a large extent.
Global warming is a long-term trend of natural phenomena, due to the human production and life process, especially in the past 100 years more and more developed sensitive industry, a large amount of carbon dioxide emissions, resulting in the greenhouse effect, just like vegetable planting plastic greenhouses, sunlight irradiates the surface of the earth, originally a part of the heat will be reflected back, due to the high concentration of carbon dioxide in the atmosphere, will absorb a large part, resulting in the imbalance of the earth's thermal cycle, the earth is becoming hotter and hotter.
Warming, because of the increase in carbon dioxide concentration, makes the earth more insulated, causing the melting of ice and snow, and the melting of ice and snow loses the ability to reflect sunlight, causing sometimes colder winters in high latitudes.
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