Title |
Comment |
Keywords |
Acid Rain
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11:11 - 12:01 (00:50) / 2.3 MB
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"James Sadd", weathering, "chemical weathering", "parent rock", "industrial age", "carbon dioxide", "nitrogen oxide", "sulfur dioxide", atmosphere, "fossil fuel", forest, pollution, gas, rainfall, precipitation, "Earth's surface", "acid rain"
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Parent Rock
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16:19 - 17:04 (00:45) / 1.2 MB
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weathering, soil, "parent rock", granite, "sandy soil", quartz, clay, feldspar, basalt, iron, permeability, "fertile soil", vegetation
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Geology School Keywords
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