urban forestry: challenges and opportunities in karachi

12
URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

Upload: mark-griffin

Post on 31-Dec-2015

242 views

Category:

Documents


4 download

TRANSCRIPT

Page 1: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN

KARACHI

URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN

KARACHI

Page 2: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

URBAN FORESTRY

• Includes

• Street Trees

• Residential Trees

• Park Trees

• Greenbelt

• Provides habitat for a diversity of urban wildlife

Page 3: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

CURRENT SCENARIO

• 6 % forest cover• “Forestation, Aesthetic Plantation and Landscaping for Karachi”

• Comprehensive Plan• Cost: Rs. 8.3 billion• Not implemented• Included native tree species• badaam • Lignum vitae• bargad (banyan tree)• peepal • gulmohar • neem

• Monoculture of tree plantation: Conocarpus

Page 4: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

GREEN COVER

1986 2003

Source: (Qureshi, 2007)

Page 5: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

• COST: RS 5.5 MILLION• CAUSE FOR POLLEN ALLERGY AND ASTHMA

• WATER-SUCKER

CONCARPUS: THE SELFISH TREE

Page 6: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

PROBLEM WITH MONOCULTURE

• 10 % rule

• Hinders bird population

• Disease threat

• Dutch elm disease

Page 7: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

WHY INVEST IN URBAN FORESTRY

• Economic Benefits

• Social Benefits

• Environmental Benefits

• Health Benefits

• Psychological Benefits

Page 8: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

SOCIAL AND AESTHETIC BENEFITS

• source of outdoor recreation.

• facilitates social interaction 

• reduce ethnic and social polarization

• Reduces crime

Page 9: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

ECONOMIC BENEFITS

• Increases property value

• Energy Conservation

• Improves Business

• Urban Agroforestry

• Reduced Public Spending on Town Infrastructure

Page 10: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

HEALTH BENEFITS

• Reduces Stress

• Encourages non-sedentary liefstyle

• Improves Air Quality

• Heat Island Mitigation

Page 11: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

CHALLENGES

• Political Will

• Urban Forest Education

• Need for legislation to protect trees

Page 12: URBAN FORESTRY: CHALLENGES AND OPPORTUNITIES IN KARACHI

THANK YOU!