Manu Bhatnagar, Principal Director, Natural Heritage Division, INTACH
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Transcript of Manu Bhatnagar, Principal Director, Natural Heritage Division, INTACH
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Urbanization and
urban biodiversityLooking beyond the campus
Manu BhatnagarPrincipal Director
Natural Heritage Division
I N T A C H
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WHY URBAN BIODIVERSITY
Ж ECO-System services Micro climate management enhancing precipitation groundwater recharge Filtering polluted waters pollination services flood management
Ж resilience to climate change
Ж Benefits of communion with nature
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CBD NBSAP State Biodiversity Strategy Plans
URBAN OR LOCAL AREA BIODIVERSITY PLANS MISSINGContinuous habitat fragmentation & loss
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RiverForestsWetlandsFaunaIssues Of Compensatory Plantation
Losses
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KeyProposed Categories • Highway Tree Strips • Large Green Campuses• Gram Sabha Lands• Power Stations - Fly Ash Dumping Sites • Delhi Railways( Delhi Division Northern Railways)1. Vegetation and Barren Lands along railway tracks2. Delhi Stations• District Parks• Regional Parks• Protected Areas• Lakes, Depressions, Quarries• Village Ponds• Heritage Sites• River Flood Plains • SW Channels & Riparian Buffers
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Cores & Corridors
External PA
PA
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2 TUGHLAQABAD STATION3 HAMDAR
D COLLEGE
4MASJID MOTH
5HAUZ KHAS
6 BER SARAI
7NELSON MANDELA MARG
MG ROAD AREA
iii
iv
MEHRAULI TERMINALv
ARUNA ASAF ALI MARG
Sanjay vanJNU
Aravalli Biodiversity Park
Hauz Khas Village Hauz Khas
Forest
Jahanpanah City Forest
Sangam Vihar
ASOLA Wildlife Sanctuary
Okhla Barrage
Okhla Bird Sanctuary
1 SARITA VIHAR
Govindpuri
SAKET
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Jawaharlal Nehru
University
South Central Ridge
Aravalli Biodiversity
park
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Possible Corridors and Connectivity
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1 . S A R I TA V I H A R
SARITA VIHAR DISTRICT PARK
Patch, Railway corridor , Metro line, Road (45 m R/W), Patch(District Park)
MATHURA ROAD(45 M ROW)
MATHURA ROAD
DMRC PURPLE LINE
DMRC PURPLE LINE
SARITA VIHAR METRO STATION
RAILWAY CORRIDOR
SAIDABAD
DrainDMRC PURPLE LINE
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7 . N E L S O N M A N D E L A M A R G
Institute (Forest land), Road (45 M R/W), Reserve Forest ( Aravalli Biodiversity Park)
JNU CAMPUS
ARAVALLI BIODIVERSITY PARK NELSON
MANDELA MARG(45 m R/W)
VASANT KUNJ MALL
VASANT VIHAR
AIR INDIA ESTATE
VASANT KUNJ
MUNIRKA
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RECOMMENDATIONS :
Development Of Potential Patches
• Through plantation and natural regeneration
• Control of Invasive species ( e.g : Chopping & Lopping of
Prosopis juliflora)
Corridors• Natural Drainage Channel (e.g : Palam Drain Corridor)• Railway Tracks (afforestation in buffer area around
railway track)
Individual Buildings and Wildlife Garden
• Wildlife Gardening • Verticalscaping• Hedges• Rooftop Gardening
ENHANCING CLIAMTE RESILIENCE , BIODIVERSITY & HABITATS IN DELHI CANTONMENT
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REVIVAL OF HAUZ KHAS LAKE
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REVIVED LAKE - 2007
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A NEW URBAN NATURE HIERARCHY
•Protected Areas•Partially Naturalized Urban Greens•Local Nature Reserves [THE CAMPUS]•City Backyards as Eco-system Services
Areas•Corridors & Flyways•Small Eco-systems within and in periphery
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RANI TAL 2000
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RANI TAL 2016
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Madhotal 2016
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Madhotal 2000
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DRY HAUZ KHAS LAKE, 2003
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Aquatic Weed Treatment On Inflow
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REVIVED LAKE - 2007
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Return of Biodiversity
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Hauz Khas Lake Polluted Through Mismanagement
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BIOREMEDIATION USING ANAEROBIC & FACULTATIVE BACTERIA STRAINSBoD Reduced from 18 mg/l to 10 mg/lBottom DO Increased from 1.5 mg/l to 5 mg/l
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Day I Day V
Day XV Day XXV
IMPROVEMENT THROUGH BIOREMEDIATION
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Thank You