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Briefly describe any 2 health effects caused by indoor air pollution in developed countries like usa?
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Geography, 22.06.2019 21:00
Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation
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What is the approximate chemical composition of the solar nebula?
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Geography, 23.06.2019 03:30
Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian
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Briefly describe any 2 health effects caused by indoor air pollution in developed countries like usa...
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