13-2 Word Scramble
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Term | Definition |
permafrost | permanently frozen lower layers of soil found in the tundra and subarctic climate zones |
taiga | large coniferous forests |
smog | thick haze of smoke and chemicals |
pollutant | chemical and smoke particles that cause pollution |
period | a portion of time |
decline | a change to a lower state or level |
Created by:
akennon
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