Traditional Culture Encyclopedia - Weather inquiry - Thunderstorm weather in new york
Thunderstorm weather in new york
New york is on fire, especially for China and new york. In recent days, new york has suffered from heavy rains and floods. So far, this rainstorm has caused more than 40 deaths, and China people pay attention to this rainstorm in the United States, mainly because Zhengzhou, China has just experienced a similar disaster. While paying attention to the rainstorm in new york and hoping that the disaster will pass quickly, it will inevitably be compared with the rainstorm in Zhengzhou.
The geographical location and climate of the United States
The United States faces the Atlantic Ocean in the east, the Pacific Ocean in the west and the Gulf of Mexico in the south, so a lot of water vapor will flow to the United States from the east, west and south.
In addition, the United States is located in the mid-latitude zone of North America and is affected by subtropical high and continental low in summer. This is because the Hawaiian high is sometimes cut off by the continental low, which is called the western Pacific subtropical high in the Pacific Ocean and the azores high in the Atlantic Ocean. Therefore, warm and humid air from the Atlantic Ocean, the Pacific Ocean and the Gulf of Mexico will be continuously transported to the United States, and thunderstorm clouds will accumulate more and more. Thunderstorm clouds are the key to hurricanes, and this heavy rainfall in the United States was caused by hurricane Ida.
Hurricane Ida
On August 29th, Hurricane Ida, with a wind speed of 24 1 km per hour, made landfall along the Gulf Coast of the United States and moved northeast. Ida is one of the strongest hurricanes in the United States, just one step away from the highest level. It is no coincidence that Ida has grown rapidly in the Gulf of Mexico. Warm sea water is a key factor in the formation and strengthening of hurricanes. The temperature in the Gulf of Mexico this year is higher than in previous years, which is why Ida is so destructive.
Comparison between American rainstorm and Zhengzhou rainstorm
According to American media reports, during the five-hour heavy rainfall in the United States, the rainfall in five administrative districts of new york City exceeded 7 inches, about 18 cm, equivalent to 35 billion gallons of water falling from the air. Meteorologist Pedram Jawahri estimates that the water volume of about 50,000 Olympic-sized swimming pools is a once-in-a-century flood, and the whole city is almost completely paralyzed. Due to the heavy precipitation, some netizens even suggested using the West Lake in China as the unit of measurement.
Looking back at the heavy rain in Zhengzhou in July, from 20: 00 on July 19 to 20: 00 on July 20, the precipitation in Zhengzhou was 552.5 mm, of which the precipitation in one hour from July 20 to 16: 00+07: 00 reached 20 1.9 mm.
At that time, in order to let ordinary people know more about the severity of the rainstorm in Zhengzhou, people measured the rainstorm in Zhengzhou with the West Lake as the unit. According to the simple conversion of public information, the area of Zhengzhou is 7446 square kilometers, and 7446x0.2x1000000 =149 billion cubic meters of water was poured in Zhengzhou this hour.
The storage capacity of Hangzhou West Lake is nearly 6.5438+0.4 million cubic meters, equivalent to the storage capacity of Hangzhou West Lake of 654.38+0.06. In other words, in this hour alone, more than 100 of the West Lake water flooded into Zhengzhou. This is only an hour on the 20th, and in the past 24 hours, the rainfall in Zhengzhou has reached 546 mm, which shows how heavy the rainstorm is in Zhengzhou.
Conversion from Rainfall in new york to West Lake Water
The standard Olympic swimming pool is a rectangle of 50*25m, and the required water depth is 1.8m. According to the minimum depth of1.8m, 50 * 25 * 1.8 = 2250m3 water, 1t water = 1m3. The 50,000 swimming pools have 50,000 * 2250 =112.5 million tons of water, while the West Lake has about14 million tons of water, so the rainstorm in the United States fell in an hour11450/.
The influence of heavy rain in new york
Heavy rains in new york have killed more than 45 people, and the same tragic situation has been staged in new york. Streets have become rivers, subways have been poured backwards, railway stations and airports have been closed, houses have collapsed, roads have been washed away, people have been asked to stay indoors, and their lives and work have been affected to varying degrees. However, after another wave of unrest, tropical storm Larry is rapidly approaching the United States and is expected to escalate into a hurricane this weekend.
The rainstorm in new york reminded people of the rainstorm in Zhengzhou again, and many people apologized for Zhengzhou. At that time, many people questioned Zhengzhou's drainage system and questioned that Zhengzhou did not take defensive measures. There are also some reasons. The United States, which has always been famous for its high technology and developed countries, is still a metropolis like new york, and even such a rainstorm can't compare with it. It is conceivable that Zhengzhou was really helpless in the face of the disaster at that time.
Protecting the earth is imminent.
202 1 year is defined as the year of global meteorological disasters. Actually, it's not an exaggeration. Tornadoes, high temperatures, heavy rains, floods, mudslides and natural disasters have not been able to strike back. Every time a disaster happens, people sigh that it is the revenge of nature and call on people to protect the environment and the earth.
However, after the disaster caused by extreme weather, people always seem to forget the pain, still greedily suck every drop of Mother Earth, carbon emissions are increasing, and deforestation in the Amazon rainforest has not been curbed. I just hope that humans can really wake up. After all, protecting the earth means protecting human beings themselves! 、
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