About the Work of David Zelenka

LogoDavid Zelenka began developing interactive media in 1993 under the company name Interactive Earth. Since that time he has developed web sites, graphic design, educational materials and released books that reflect the great creativity evident in both human endeavor and the natural world.

View a listing of Interactive Earth's past and present multimedia and education projects in the Portfolio link at left.

Dave ZelenkaDavid's skill as a naturalist, artist, educator and designer find their roots in a deep curiosity and love for the natural world. He has worked to promote stewardship of a variety of ecosystems in the United States as a multimedia contractor, seasonal park ranger, wilderness guide, teacher and curriculum developer. His recent endeavors have been to encourage critical-thinking in education and to foster genuine interactions between students, their communities and the environment.


Earthquake Mapping

Use this tool in the classroom to plot USGS-mapped earthquakes in 3D.

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Genesis Pattern Generator - logo design

Are you ready to take a virtual hike through the shapes and forms inherent to the phyllotaxis spiral?

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Wilderness Permit System

Test our affordable and customizable backcountry camping registration and permit system.

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Books written by David:


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Point Horizon
Too Far to Wander