Answer: Considering the lack of natural resources, labor problems, lack of capital and little industrialization of developing countries. This countries can develop by increasing the agricultural aspect of the country.
Explanation: Agriculture of some specific produce readily sort for around the world should be focused on. Thereby the exportation of this produce would generate revenue for this countries.
Answer:
because harmful substances often chemicals or microorganisms contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and rendering it toxic to humans or the environment.
Explanation:
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What first comes to my mind is that one or more rivers feature very prominently in these civilizations: the Nile in the Egyptian and the Tigris and Euphrates in the Babylonian.
By how the distance of the sun is and pollution there is because pollution make earth hotter and on save to breath
Sound wave is a pressure caused by the vibration of something in a medium that transfers anergy, like air.
