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TDWI Upside - Where Data Means Business

Data Stories: Using the Visual Contrast of Before and After

One of the simplest ways to demonstrate a change is with a visual representation of before and after. The following examples include satellite images and other photographs that clearly show change over time without needing a chart.


Viewing Lava Destruction


CNN provides interactive before-and-after images of the recent lava flows in Hawaii.


Where the Lights Went Out

power in PR

These images from NASA show where the power went out in Puerto Rico following Hurricane Maria.


Seeing the Past


Photographer Jason Powell used a simple gimmick to show change all over the world by contrasting historical photos with what each location looks like today. See more of the project on his website.


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