Drought and its Extermination of the Diastrophic Plants in the TharDesert, Pakistan

The drought diastrophic instigated over the plant existences in the Thar Desert. While exploiting precisely of the SPI (Standardized Precipitation Index) and SPSS (Statistical Package for Social Science) for the climatic model, shows rainfall fluctuation and a gradual significant decrease led to Plant extinction. The result of Meteorological data indicated rainfall decreased in the range of 100-200mm during late twentieth century. This research suggested a new intuition of determine the period of temporal correlation between drought and rainfall. From research perspective it’s a significant finding which contributes to the aftermath as to how plant species eradicated from the region.