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of Hydrology (NIH), National Shri Rajeev Kumar Mital
Geophysical Research Insti-
highlighted that the natural
tute (NGRI), and the Interna-
connectivity between rivers
tional Water Management
and aquifers remains a critical
Institute (IWMI). Experts
yet often under-recognised
shared insights on
hydrogeological principles, aspect of water resource
stream–aquifer interactions, management. He pointed out
aquifer recharge, and river- that despite being part of the

bank ltration. Emerging
same hydrological cycle,
scientic tools such as
surface water and groundwa-
isotopic techniques and
ter have historically been
advanced geophysical surveys
were also highlighted as managed in isolation. With
critical enablers for strength- increasing anthropogenic
ening integrated water man- pressures and the impacts of

agement.
climate change, he stressed
Addressing the workshop,
the urgency of developing a
Shri V. L. Kantha Rao
deeper scientic understand-
emphasised the need to
ing of these interactions. He
translate scientic research
on surface–groundwater expressed condence that the Varuna River basin, and the
interactions into concrete, on- workshop would generate
Ganga–Yamuna inter-basin
ground interventions. He evidence-based insights to
region.
noted that while substantial
support policy interventions Discussions explored the
research has been under-
and operationalise provisions
taken, the focus must now water-energy-food nexus,
under Section 4(vi) of the River
shift towards practical appli- emphasising the role of sur-
cations such as targeted Ganga Authority Order, 2016. face-groundwater interactions
groundwater recharge and The workshop also examined in improving agricultural
improved river management
basin-level case studies, water management and
strategies. Stressing the
including the Hindon Basin, enhancing water security.
broader relevance of these

efforts beyond the Ganga
basin, he highlighted the
importance of robust data
systems, coordinated action
with states, and the develop-
ment of clear guidelines. He

called for the preparation of an
actionable framework within
the next three months to be
presented at the upcoming
State Ministers’ Conference.

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