Meteorological drought characteristics

The article deals with the issues of meteorological drought in the coastal area of the estuary of the Tien river, including Tien Giang and Ben Tre provinces, which have favorable climatic conditions for agricultural development. In the context of climate change, drought often happens, seriously affecting the local economy. In order to estimate the drought level, scientists have come up with many approaches to calculate drought indices for different regions and territories around the world.

10p nguathienthan6 06-07-2020 10 0   Download

Drought is universally acknowledged as a phenomenon associated with scarcity of water. The Standardized Precipitation Index (SPI) expresses the actual rainfall as standardized departure from rainfall probability distribution function. In this study severity and spatial pattern of meteorological drought was analyzed in the Anantapuramu District, Andhra Pradesh, India using multi-temporal SPI.

9p cothumenhmong5 17-05-2020 11 1   Download

The water resources sector is one of the key sectors facing several challenges in the context of burgeoning population and large scale unsustainable exploitation which will have its consequences for our future generations. More and more areas have to be brought under agriculture to provide the food security to the growing population. The unplanned interventions in the form of deforestation and conversion of forest areas into agricultural land and conversion of agriculture areas to urban centres have its own set of impacts.

12p chauchaungayxua4 18-03-2020 27 3   Download

During the period of observation, the percent of meteorological drought area in Hanoi city increased from the 1980s (13%). The highest drought area of 54% total areas was affected by drought in the hydrological year of 1992-1993, when the area experienced its most severe drought both in terms of area and severity.

7p thihuynh3006 16-03-2018 53 0   Download