Answer: Physical geographers study Earth's seasons, climate, atmosphere, soil, streams, landforms, and oceans. Some disciplines within physical geography include geomorphology, glaciology, pedology, hydrology, climatology, biogeography, and oceanography.
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Answer: D. Samples of ocean water tested off the coast of South America contained the same salt content as oceans near Africa.
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Stop Deforestation Deforestation is a major contributor to global warming. When large expanses of forest are cut or burned, carbon dioxide, a greenhouse gas, is released into the atmosphere
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If all the ice covering Antarctica , Greenland, and in mountain glaciers around the world were to melt, sea level would rise about 70 meters (230 feet). The ocean would cover all the coastal cities. And land area would shrink significantly. ... Scientists are studying exactly how ice caps disappear.