Land use and land cover change: a driving force in affecting global climate Daniel L. Civco, Professor of Geomatics Natural Resources Management and Engineering Director, Center for Land use Education and Resarch Climate Change: Science, Policy and Strategies for Life in a Changing World November 1, 2007 Climate Change: Science, Policy and Strategies for Life in a Changing World November 1, 2007

What is Global Warming?

IPCC Predicts 2 to 6 o C ↑ Over Next Century

Cars, factories, and other anthropogenic sources  greenhouse gases  0.6 to 0.9 o C ↑ over past century

Cars, factories, and other anthropogenic sources

Atlanta: Daytime Thermal View of the Heat Island

Baltimore - Washington: 200 Years of Urban Growth

The Connecticut Landscape In the beginning, there was forest...

After near total conversion to farmland, much forest has returned... The Connecticut Landscape

Now, farm and forest are being converted to developed land, particularly subdivisions. The Connecticut Landscape

Is sprawl our future? The Connecticut Landscape

Landsat TM Apr. 26, 1985 Landsat TM Aug. 30, 1990 Landsat TM Aug. 28, 1995 Landsat ETM Sep. 9, 2002 East Hartford and Manchester Area Satellite Remote Sensing Images

Land Use Change in East Hartford and Manchester Area 1985 Utility Barren Tidal Wet. For Wet. Non-for Wet. Water Coniferous Deciduous Agr & Other Turf & Grass Developed Land Cover Class Land Use and Land Cover

Land Use Change in East Hartford and Manchester Area 1990 Utility Barren Tidal Wet. For Wet. Non-for Wet. Water Coniferous Deciduous Agr & Other Turf & Grass Developed Land Cover Class Land Use and Land Cover

Land Use Change in East Hartford and Manchester Area 1995 Utility Barren Tidal Wet. For Wet. Non-for Wet. Water Coniferous Deciduous Agr & Other Turf & Grass Developed Land Cover Class Land Use and Land Cover

Land Use Change in East Hartford and Manchester Area 2002 Utility Barren Tidal Wet. For Wet. Non-for Wet. Water Coniferous Deciduous Agr & Other Turf & Grass Developed Land Cover Class Land Use and Land Cover

The Lights of Earth DMSP Satellite Imagery Provides an Indicator of Urban Extent

Five-Year Average Global Temperature Anomalies from 1880 to 2006

The Dynamics of Global Urban Expansion UConn Research Sponsored by The World Bank and NSF

Houston, Texas 64 km Houston December 1990 Houston October 1999 Houston December 1990 Houston October 1999 Houston Urban Growth: December-October % Total / 3.3 % Per Annum Urban Growth

Leipzig, Germany 16 km Leipzig July 1989 Leipzig September 1999 Leipzig July 1989 Leipzig September 1999 Leipzig Urban Growth: July 1989–September % Total / 10.2 % Per Annum Urban Growth

Yiyang, China Yiyang July 1994 Yiyang September 1999 Yiyang July 1994 Yiyang September km Yiyang Urban Growth: July 1994–September % Total / 20.1 % Per Annum Urban Growth

Yulin, China Yulin October 1991 Yulin October 2000 Yulin October 1991 Yulin October 2000 Yulin Urban Growth: October 1991-October % Total / 15.8 % Per Annum 16 km Urban Growth

Urban Growth  ↑ Greenhouse Gases and Thermal Capacity  ↑ Global Temperature

DMSP Satellite Imagery Provides an Indicator of Urban Extent The Lights of Earth

Land use and land cover change: a driving force in affecting global climate Daniel L. Civco, Professor of Geomatics Natural Resources Management and Engineering Director, Center for Land use Education and Resarch Climate Change: Science, Policy and Strategies for Life in a Changing World November 1, 2007 Climate Change: Science, Policy and Strategies for Life in a Changing World November 1, 2007