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Quantification of trends in groundwater levels of Gujarat in western India

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Title Quantification of trends in groundwater levels of Gujarat in western India
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Creator D.K. Panda
A. Mishra
A. Kumar
 
Subject groundwater level
rainfall extremes
warming
over-exploited aquifer
agriculture
non-parametric trends
 
Description Not Available
The patterns in groundwater level, rainfall and temperature extremes for the western Indian state of Gujarat were examined using water-table records of 555 monitoring wells and daily rainfall and maximum temperature
data sets for the period 1995–2005. The results reveal a large number of declining trends in groundwater levels with notable spatial structures; these are unlikely to be associated with the natural climate variability. There is also a noticeable increase in the temperature and rainfall extremes. Our results suggest that the groundwater
withdrawal has increased, perhaps due to recurrent droughts and increases in temperature, and this has caused widespread water-table decline that has not been countered by rainfall extremes. Rainfall extremes appear to have caused greater runoff losses in the humid and sub-humid coastal regions, whereas the aquifers of the arid and semi-arid northern regions are more vulnerable to droughts and the warming environment.
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Date 2018-07-23T09:46:31Z
2018-07-23T09:46:31Z
2012-07-24
 
Type Research Paper
 
Identifier 16
Not Available
http://krishi.icar.gov.in/jspui/handle/123456789/6285
 
Language English
 
Relation Not Available;
 
Publisher Taylor & Francis