Why is the climate capricious this year?

In fact, this is a geographical problem ~ ~ ~

Reason:

1: China has a monsoon climate, which is concentrated in the eastern region.

Monsoon climate and rainfall vary greatly during the year and season.

Generally speaking, there may be less precipitation in one year and more precipitation in one year ~ ~

The annual rainfall is mainly distributed in summer and less in winter.

2. This year's precipitation, the warm and humid airflow from the south, has been stagnant for a long time.

The south, so most provinces in the south have more precipitation ~ ~ ~

The cold air mass in the north is also heading south.

Causing two air masses to meet and form frontal rainfall.

It's June, and the south of China is in the rainy season.

Rain is mostly natural ~ ~ ~

4. Man-made reasons have had an important impact, such as

The destruction of forests in the upper reaches of rivers leads to the destruction of trees.

Implicit water source, peak cutting and dry supplement can weaken ~ ~ ~

Reclaiming land from lakes leads to the weakening of flood storage and diversion capacity of rivers.

Will increase the flood control pressure ~ ~ ~

The typical representative is Dongting Lake area,

This article is the main cause of the 98 Yangtze River flood ~ ~ ~

Global warming may also be the reason.

Cause global climate anomalies ~ ~ ~

6. the cause of the disaster,

The floods are mainly distributed in the economically developed south of China.

It has a large population, many important cities and few industrial and agricultural sites.

So the disaster is serious ~ ~ ~

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