The online map of average summer drought days in China from 1981 to 2010 comes from China Severe Weather and Climate Atlas (1961-2015). This atlas is compiled by the National Climate Center and published by the meteorological publishing house.
This atlas is compiled based on the statistics of national meteorological observation data, including 16 kinds of disastrous weather and climate graphic analysis products affecting China, including typhoon, rain and waterlogging, snow disaster, cold wave, gale, sandstorm, low temperature and cold damage, high temperature, drought, lightning, hail, frost, freezing, fog, haze and acid rain, such as the spatial distribution map of annual and seasonal occurrence frequency, the spatial distribution map of certain characteristic values, the national and regional frequency of the changes over the years (1961-2015), the national and regional frequency of the monthly changes, etc., a total of more than 300 Width.
In addition, the disaster information change maps of major meteorological disasters such as typhoon, rain and waterlogging, low-temperature freezing damage and snow disaster, drought, lightning and hail are compiled, and individual cases of major historical disaster events such as typhoon, rain and waterlogging, sandstorm, low-temperature freezing damage and snow disaster, high temperature and drought are selected. In order to facilitate readers' reading and comprehension, this atlas not only provides a large number of intuitive graphics, but also provides text descriptions of the main features.
This atlas is a reference book for understanding China's disastrous weather and climate. It can be used by business, scientific research, teaching and other personnel in the fields of meteorology, agriculture, water conservancy, geography, education, environment, land and resources, as well as by relevant departments such as disaster prevention and reduction, construction planning and so on.
In summer, drought prone areas are mainly distributed in North China, the east of Northwest China, the northeast of Huang Huai River, most of Heilongjiang, Western Jilin, Northern Liaoning, the Middle East of Inner Mongolia and Northern Xinjiang. The number of drought days generally ranges from 15 to 20 days, and more than 20 days in some areas; Most of Guangdong, Northern Guangxi, most of Yunnan, western Guizhou and Western Sichuan are areas with less summer drought, and the number of drought days is less than 10 days.
Online map of average spring drought days in China from 1981 to 2010
Online map of average annual drought days in China from 1981 to 2010
Online map of average autumn drought days in China from 1981 to 2010
Online map of average winter drought days in China from 1981 to 2010
Online map of the longest continuous drought days in China from 1961 to 2015
Online map of linear change trend of annual drought days from 1961 to 2015
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