10 lines on water scarcity in punjabi
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... The groundwater of this state is facing a serious crisis of contamination (Hundal and Khurana 2013;Mittal et al. 2014;Kumar et al. 2018;Pacheco et al. 2018a & b;Sharma et al. 2019;Kumar et al. 2020aKumar et al. , 2020bSharma et al. 2020aSharma et al. , 2020b. Both geogenic and agricultural sources have reported as the sources of anions [nitrate (NO 3 ) -, sulfate (SO 4 2-), fluoride (F -), phosphate (PO 4 3-)] and heavy metals [(arsenic (As), uranium (U), lead (Pb)] in groundwater of Punjab (Sharma and Singh 2016;Suthar 2018, 2019;Kaur et al. 2021;Kumar et al. 2020aKumar et al. , 2020bMittal et al. 2020). ...
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