Answer:
Modern humans originated in Africa within the past 200,000 years and evolved from their most likely recent common ancestor, Homo erectus, which means 'upright man' in Latin. Homo erectus is an extinct species of human that lived between 1.9 million and 135,000 years ago.
Explanation:
Answer: In solution because they have dissaolved and mixed with water so they are carried down the river.
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Kolkata (formerly Calcutta) is the capital of India's West Bengal state. So it is located in India.
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Answer: The type of natural resources that made the United states and Canada Wealth are rich supply’s of mineral, energy, and forest resources.
The answer to this question is oil spills for they are the usual cause of marine or aquatic organisms to die for there are factories that dump these in water because it is a way for them to expel the oil from the factories because it is much easier than to have or find a more convenient place for them to dump it. This contributes to water pollution, making aquatic organisms to die because of its chemical components.
