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Make a lath frame approximately 50cm x 50cm. |
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Use a marking pen to mark the graph paper into any sample size area that
you wish- i.e. 10cm2 sections or 1cm2 sections. |
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Place the graph paper between 2 sheets of contact paper both sticky sides
up so that the graph paper is securely held in place. |
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Staple, nail or thumbtack the contact plate tot he lath frame. Add a support. |
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Select several different site to display the plates. |
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Check the plates daily and record on the chart. Use T.V., radio, and newspapers
for weather data. |
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Examine the amount of pollutants from 4 random squares. Use the sample grid
coordinates each day. Count the number of pollutants in each grid and record
the average number of pollutants on the chart. |
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Results may be quantified and graphed based on location, weather conditions,
and amount of pollutants that were recorded over a period of time. |
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