Part of Slide deck for Environmental Studies for Under graduate studies.

1. Water Resources - 3
Sesion-6:
Environmental Studies & Disaster
Management
Prof. Ajay Mohan Goel
ajay.goel@bmu.edu.in

2. Ways to Reduce Water Stress
Increase agricultural efficiency
• Use seeds requiring less water
• Improve irrigation techniques
• Remove electrical subsidy
• Develop technologies for improving agriculture efficiency
• Reduce food loss & waste
Invest in grey and green infrastructure
• Build Grey Infrastructure like Pipes &Treatment plants
• Invest in Green infrastructure (like wetlands & watersheds)
Treat, reuse and recycle
• Treating & reusing creates a new water source
• Reuse or sell energy- and nutrient-rich byproducts of waste-water treatment
Stop Polluting Rivers
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3. Non-Quiz
• The Ganga river is more than __________ km long, binds __________ States together along
its main stem and ____________ in her entire basin.
• The Full form of STP is ___________________
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4. Non-Quiz
• The Ganga river is more than 2500 km long, binds five States together along its main stem
and eleven in her entire basin.
• The Full form of STP is SewageTreatment Plant
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5. Aim & Objective of NMCG
• Ensure effective abatement of pollution
• Rejuvenation of the river Ganga by adopting a river basin approach
• Maintain minimum ecological flows in the river Ganga
• Ensure water quality and environmentally sustainable development.
• Promote inter-sectoral co-ordination for comprehensive planning and management
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6. Project Status – 31st December 2019
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Detailed Project Status

7. Main pillars of the Namami Gange Programme
https://nmcg.nic.in/NamamiGanga.aspx
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8. Ganga Basin
• Largest river basin in India in terms of
catchment area
• 26% of the country's land mass
(8,61,404 Sq. km)
• Supports ~43% of its population
• Extends over India, Nepal and
Bangladesh.
• ~79% area in India.
• 11 states: Uttarakhand, U.P., M.P.,
Rajasthan, Haryana, Himachal
Pradesh, Chhattisgarh, Jharkhand,
Bihar,West Bengal and Delhi.
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9. Loss of “Ecosystem Services”
• Provisioning services
• food, fresh-water, fibres
• Regulating services like
• flood attenuation, groundwater recharge, prevention of saltwater intrusion
• Supporting services
• nutrient recycling, soil formation, biodiversity maintenance
• Cultural services
• recreation, spiritual fulfilment
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10. Five Major Degradation Factors and their Anthropogenic Causes
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11. Human-Health Risk through Bathing in River Ganga
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12. Untreated Sewage Flow into Ganga andYamuna
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(State-wise estimates of untreated
sewage in sampled towns)

13. Vision for River Ganga
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Wholesomeness 0f River Ganga

14. Strategic Initiatives
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Evidence based Policy Making
AcceleratingTechnologyTransfer
Providing a Platform forWater Entrepreneurship
Developing Market Based Mechanisms
Making India a Global Hub for Export ofWater Innovation
GlobalWater Stewardship
Innovative Financing Models
Engaging Communities

15. Strategic Initiatives
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River Ganga in Uttar Pradesh

17. Simplified process
flow diagram for a
typical large-scale
treatment plant
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18. The Great Stink of 1858
The leading article in The Illustrated
London News commented that:
We can colonise the remotest ends of
the earth; we can conquer India; we
can pay the interest of the most
enormous debt ever contracted; we
can spread our name, and our fame,
and our fructifying wealth to every
part of the world; but we cannot
clean the RiverThames.
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19. The Great Stink of 1858
The leading article in The Illustrated
London News commented that:
We can colonise the remotest ends of
the earth; we can conquer India; we
can pay the interest of the most
enormous debt ever contracted; we
can spread our name, and our fame,
and our fructifying wealth to every
part of the world; but we cannot
clean the RiverThames.
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21. Now:The Beautiful
Thames
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22. STP : How does it Work
Water Resource Recovery Facility 3DVirtualTour
• https://www.youtube.com/watch?v=A2FmNrEmowE
Water treatment plant along Ganga cleans Kanpur waste-water, Ganga floods banks
• https://www.youtube.com/watch?v=JhCUZgXUbxs
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23. Thank you
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