How is the U.S. tackling natural disasters?

Updated on science 2024-03-31
7 answers
  1. Anonymous users2024-02-07

    The government allocates funds for disaster relief and governance.

  2. Anonymous users2024-02-06

    1.Hurricanes: The most harmful in U.S. history was Hurricane Katrina;

    2.Blizzards: A frequent winter hazard in the northern states of the United States;

    3.Wildfires: Wildfires, either natural or man-made, occur frequently in the United States, most severely in California;

    4.Floods: often accompanied by hurricanes, etc.;

    5.Volcanoes: There are quite a few active volcanoes in the United States;

    6.Drought: Droughts also occur in the United States;

  3. Anonymous users2024-02-05

    Natural disasters such as hurricanes and tsunamis.

  4. Anonymous users2024-02-04

    Both countries have a rich variety of climate types, and the variety of natural disasters is almost complete, and the frequency and intensity are not weak. As for which is more powerful, it's hard to say.

    Take, for example, a few of the most common natural disasters:

    1. Tornadoes: It is true that the United States is more frequent, and it is also more likely to have tornadoes such as EF-4 and EF-5, which can be regarded as a "superpower" of tornadoes. The United States suffers an average of 1,000-2,000 tornadoes per year, most of which are concentrated in the Central Plains, and thanks to the water vapor transported by the North Atlantic, the Eastern Pacific and the Gulf of Mexico and the open and flat terrain, this area has considerable strong convection at the turn of spring and summer, and it is not uncommon for dozens of destructive tornadoes to occur in a single day.

    In fact, there are not many tornadoes in China, with an average of about 200-300 tornadoes per year. For example, in the Pearl River Delta plain, there are actually more than 10 tornadoes in April and May every year, but the intensity is generally weak. Since the 50s of the last century, there have been no EF5 tornadoes in China, while in the United States there have been more than 50 times.

    2. Tropical cyclones: There are generally only 3-5 tropical cyclones that make landfall or seriously affect the continental United States every year (not limited to the intensity of hurricanes and above), and some years will be very sluggish, such as only one last year. In China, Guangdong alone has this number, and there are generally 6-8 in the country, and in some years it even reaches more than 10.

    In terms of intensity, the number of "post-war" landfall pressures below 940 hpa is about ten, and if you count the number on the Taiwan side, the number is even more. Both countries have had some anti-sky tropical cyclone landfall, such as Andrew and Katrina in the United States, Sangmei and 5612wanda in China, and Rammasun last year, all of which met or approached the Category 5 hurricane standard in the United States at the time of landfall. However, due to the density of early stations and technical conditions, the intensity of typhoons in China may be underestimated or missed.

    The main reason why people always think that hurricanes in the United States are more violent is because American houses are mainly wooden houses, and it seems that the wind damage is more serious. In addition, the United States adopts a one-minute average wind, which is different from the international mainstream ten-minute average and the two-minute average in Chinese mainland, so the value is also higher. Overall, China is more affected by tropical cyclones than the United States.

    Of course, the most affected country in the world is the Philippines.

    3. Blizzards: The United States is more serious, the reason is similar to tornadoes, not to mention the polar climate of Alaska, the topography and sea and land distribution characteristics of the continental United States are very conducive to the large-scale convergence of cold and warm airflows, and the water vapor transport is very rich. However, China's blizzards are not vegetarian, and the northeast region is often affected by cold vortices in winter, and snowstorms are also frequent.

    Low temperature and chilling damage is also common in southern China, and some areas even have more uncomfortable freezing rain.

    4. Heavy rain and flood disaster: There is not much comparison in this regard, eastern China is located in the world's largest and most significant monsoon region, with abundant rainfall in summer, which is not comparable to the United States, plus the river system and mountainous terrain are complex, and the underground drainage system is incomplete

  5. Anonymous users2024-02-03

    The earth is round and anything can happen, human beings must have such psychological preparation, this is right, China and the United States are actually similar to natural disasters, China and the United States can cope with natural disasters the best two countries, the United States should be said to have its advantages in terms of funds;

    China is superior to other countries in disaster relief operations.

  6. Anonymous users2024-02-02

    1.Hurricanes: A History of the United States.

    The biggest hazard was Hurricane Katrina.

    2.Blizzards: Frequent winter disasters in the northern states of the United States;

    3.Wildfires: Wildfires, either natural or man-made, occur frequently in the United States, most severely in California;

    4.Floods: often accompanied by hurricanes, etc.;

    5.Volcanoes: There are a number of active fires in the United States;

    6.Drought: Droughts also occur in the United States;

  7. Anonymous users2024-02-01

    The Tri-State Tornado was the deadliest tornado in U.S. history. It began in the heart of Missouri and quickly moved into Illinois and southwestern Indiana. More than 15,000 homes were destroyed and nearly 700 people were killed, 613 of them from Illinois, during the three-and-a-half-hour tornado.

    In the aftermath of the disaster, weather forecasters began to take steps to develop a tornado warning system to save lives.

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