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Save the Planet 1991 2.11
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Portable Network Graphic
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1991-05-30
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2KB
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512x342
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4-bit (4 colors)
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OCR:
340 Total Ozone - Dobson units 320- 300- 280 260 240 5 220 200 180- 1955 1965 1975 1985 Year (measured in Oct.) ANTARCTIC OZONE, J. Farman, UK