Part 1 –

Use the Pollen Viewer visualization tool to see the large-scale effects of climate change in North America during past 21,000 years.

Part 2 –

Both the Pollen Viewer digital maps and the analysis software, Analyzing Digital Images, are available free on the Internet.

Part 3 –

Select an area on a Pollen Viewer map, and calculate the abundance of plant species over time within this area.

Part 4 –

Use available spreadsheet software, such as Microsoft Excel or Open Office, to manipulate the data and create graphs.


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