State of the Planet

News from the Columbia Climate School

CIESIN11

  • New Seminar Focuses on Links Between Environment, Conflict and Security

    New Seminar Focuses on Links Between Environment, Conflict and Security

    The Earth Institute is launching a new interdisciplinary seminar to help business and policy leaders better understand the connections between environmental stresses, natural resources and conflicts.

  • Mobile Maps Help Haitians Locate Government Offices

    Mobile Maps Help Haitians Locate Government Offices

    Until last month, Haitians had no way to search online to find the location of government offices. Now, thanks to a collaboration between the Earth Institute and Haiti’s government, there’s a registry of every government office accessible online and on mobile devices.

  • In Haiti, Exploring What Drives People to Alter the Landscape

    In Haiti, Exploring What Drives People to Alter the Landscape

    Study of the Pedernales Watershed, located along Haiti’s southern national boundary with the Dominican Republic, may provide insights into the stark contrast in land cover patterns between the two countries.

  • A Spatial Analysis of the 2008 Itajaí River Valley Disaster

    A Spatial Analysis of the 2008 Itajaí River Valley Disaster

    Biophysical and socioeconomic risk factors—such as terrain, population distribution, settlement patterns, poverty, and governance—can combine to produce high levels of vulnerability to heavy rainfall, flooding, and landslides.

  • Mekong Delta and Three Gorges Dam: World’s First Climate Change Resettlements?

    Mekong Delta and Three Gorges Dam: World’s First Climate Change Resettlements?

    Many resettlers are economically better off, but the dislocations remain significant, especially for older resettlers, who have a harder time getting work in the newly developed industrial sector. Although the plight of some resettlers has been quite difficult (one older man competed fiercely to serve as a porter for us for the royal sum of…

  • A Life Well Mapped

    A Life Well Mapped

    Mark Becker believed in the power of geospatial data and analysis to motivate our stewardship of the environment and guide development of sustainable approaches that balance human and environmental needs.

  • Coastal Erosion and Adaptation to Climate Change

    Coastal Erosion and Adaptation to Climate Change

    Increasing understanding of the extent of coastal erosion and its interaction with other naturally existing geographical features such as mangrove vegetation is one of the areas of research that may help reduce vulnerability of small-island developing states to climate hazards.

  • Night-time Lights Can Help Illuminate Trends in Urbanization

    Night-time Lights Can Help Illuminate Trends in Urbanization

    Improved satellite technology can enable more detailed and precise analysis of urban development patterns over time.

  • Emerging Use Cases for Digital Soil Nutrient Maps of Ethiopia

    Emerging Use Cases for Digital Soil Nutrient Maps of Ethiopia

    By basing efforts to improve soil fertility directly on soil nutrient composition, the Ministry of Ethiopia will be able to identify key problems that are often overlooked, and to customize responses.

Earth Month Graphic Collage: "Our Power, Our Planet - April 2025"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.

  • New Seminar Focuses on Links Between Environment, Conflict and Security

    New Seminar Focuses on Links Between Environment, Conflict and Security

    The Earth Institute is launching a new interdisciplinary seminar to help business and policy leaders better understand the connections between environmental stresses, natural resources and conflicts.

  • Mobile Maps Help Haitians Locate Government Offices

    Mobile Maps Help Haitians Locate Government Offices

    Until last month, Haitians had no way to search online to find the location of government offices. Now, thanks to a collaboration between the Earth Institute and Haiti’s government, there’s a registry of every government office accessible online and on mobile devices.

  • In Haiti, Exploring What Drives People to Alter the Landscape

    In Haiti, Exploring What Drives People to Alter the Landscape

    Study of the Pedernales Watershed, located along Haiti’s southern national boundary with the Dominican Republic, may provide insights into the stark contrast in land cover patterns between the two countries.

  • A Spatial Analysis of the 2008 Itajaí River Valley Disaster

    A Spatial Analysis of the 2008 Itajaí River Valley Disaster

    Biophysical and socioeconomic risk factors—such as terrain, population distribution, settlement patterns, poverty, and governance—can combine to produce high levels of vulnerability to heavy rainfall, flooding, and landslides.

  • Mekong Delta and Three Gorges Dam: World’s First Climate Change Resettlements?

    Mekong Delta and Three Gorges Dam: World’s First Climate Change Resettlements?

    Many resettlers are economically better off, but the dislocations remain significant, especially for older resettlers, who have a harder time getting work in the newly developed industrial sector. Although the plight of some resettlers has been quite difficult (one older man competed fiercely to serve as a porter for us for the royal sum of…

  • A Life Well Mapped

    A Life Well Mapped

    Mark Becker believed in the power of geospatial data and analysis to motivate our stewardship of the environment and guide development of sustainable approaches that balance human and environmental needs.

  • Coastal Erosion and Adaptation to Climate Change

    Coastal Erosion and Adaptation to Climate Change

    Increasing understanding of the extent of coastal erosion and its interaction with other naturally existing geographical features such as mangrove vegetation is one of the areas of research that may help reduce vulnerability of small-island developing states to climate hazards.

  • Night-time Lights Can Help Illuminate Trends in Urbanization

    Night-time Lights Can Help Illuminate Trends in Urbanization

    Improved satellite technology can enable more detailed and precise analysis of urban development patterns over time.

  • Emerging Use Cases for Digital Soil Nutrient Maps of Ethiopia

    Emerging Use Cases for Digital Soil Nutrient Maps of Ethiopia

    By basing efforts to improve soil fertility directly on soil nutrient composition, the Ministry of Ethiopia will be able to identify key problems that are often overlooked, and to customize responses.