title: The evolution characteristics of rainstorm in major large cities of China
abstract: Under the background of climate change and human activities, the rainfall characteristics has changed seriously in recent years around China. The main characteristics of rainstorm has also significant change in most large cities. The frequency, intensity and duration of rainstorm varied in many different cities. The urbanization effect play an important role in the diverse of rainstorm in cities. In this study, 44 cities around 36 cities are selected for analyzing the inter-annual change of rain