Your pictures contain a wealth of information. DEW has created software to help you use the properties of color and light and measurements to analyze features in your pictures. The guides and videos on this page describe some of the ways to get the most from your pictures!

Download the Software (from Global Systems Science)

Software is available here for both Mac and PC.

We suggest you try out the DEW software in the following order and start exploring your pictures now!
  • ColorBasics
    Color plays an important role in the information contained in digital images. How well do you understand color?
  • DigitalImageBasics 
    Learn about the concepts behind digital image analysis and try out the features of the Analyzing Digital Images program.
  • AnalyzingDigitalImages
    This is THE software tool: use this program for measuring spatial features in pictures such as length and area of items, for doing color analysis to view spectral features, and to measure change in two or more images.
  • ForestAnalysis (included in Analyzing Digital Images) 
    Select an area in the USA and explore how Old Growth forests have changed. How has the forest cover changed in your region or at the location of your Picture Post?

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Download the Guides (PDF files): Download Acrobat Reader

View our Help Videos: We have created videos to help with using the AnalyzingDigitalImages software.

Monitoring Projects Using Picture Post

  • Stuff You Can Do - Learn how to use picture posts for citizen science projects. Monitor your local park, a wetland, a riverbank, or even plants in your own backyard!

Looking for Measuring Vegetation Health?

  • MVH (renamed DEW) - The complete original set of MVH resources, help videos, activities and investigations is now hosted by Global Systems Science at the Lawrence Hall of Science.