Devon Reeser

Use a strip of paper or a ruler to measure distances on a map based on the scale bar of the map.

Using Interdisciplinary World Map Activities to Connect Your Students to Other Cultures

Devon Reeser

Here are some interdisciplinary activity ideas to help children learn math, history, science, and literature while also strengthening map skills.

Map that Devon Reeser helped school-aged children in Paraguay create.

Peace Corps World Map Project: Bringing Geography Education to Unexpected Places

Devon Reeser

In 1988, a Dominican Republic Peace Corps Volunteer established the World Map Project to deliver fundamental geography education to schools and communities in the world's most remote locations.

Incidents of Dengue overlaid on top of Land Surface Temperatures from Landsat TM. Source:

Four Ways GIS is Being Used to Help Populations Vulnerable to Long Term Climate Change

Devon Reeser

GIS is changing the way vulnerable populations relate with their natural world and resources to keep ahead of imminent climate changes.  

Ecuador reforestation plots from Sistema Único de Información Ambiental.

Putting the Trees Back on the Map: How GIS is Helping Reforest South America

Devon Reeser

GIS is being used in creative ways – including covert spy tracking of illegal logging deep in the Amazon – to help put and keep trees back on South America’s map. The simplification of tools and availability of web systems has empowered technicians, NGOs, and governments alike to address corruption and illegal logging with transparent map-based monitoring.

Twitter map showing one million geolocated tweets.

GIS in Social Science: Mapping Social Capital Strength to Measure Organizational Efficacy

Devon Reeser

Here are four steps to use GIS in measuring social capital of social service programs, improving understanding of organizational effectiveness and conducting gap analysis.