Answer:
about of people in the area
Explanation:
it is the amout of people or animals in a certain area 
 
        
                    
             
        
        
        
Answer:
As the water vapor rises up in the air, it condenses, or starts to cool down and turns back into a liquid. Then, droplets of water start to stick together as clouds. When water drops fall from clouds, it is called rain. Sometimes the droplets freeze before they get to the ground and become hail, sleet, or snow
Explanation:
 
        
             
        
        
        
Impacts of the natural environment on the ancient river valley civilization are given below.
<h3>
What is river valley civilization?</h3>
- A river valley civilization is an agricultural nation or civilization that is located alongside a river and draws its subsistence from it. 
- A "civilization" is defined as a society having substantial permanent settlements, social stratification, labor specialization, centralized organization, and written or other formal forms of communication. 
- A river provides residents with a dependable source of water for drinking and cultivation.
<h3>Impacts of the natural environment on the ancient river valley civilization:</h3>
- Rivers were appealing to the ancient civilizations because they supplied a consistent source of drinking water and made the land conducive for crop cultivation. 
- Furthermore, commodities and people could be easily transported, and the inhabitants of these civilizations could fish and hunt the animals that came to drink water.
- The Indus Valley was fruitful, flooding was regular and predictable, and there was plenty of land in general. 
- This resulted in the creation of peaceful people who were able to establish spectacular cities with enormous structures and sewage systems without having to battle for resources.
Therefore, the impacts of the natural environment on the ancient river valley civilization are shown.
Know more about river valley civilization here:
brainly.com/question/14287102
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<span> The Answer is the Mediterranean sea
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<span>Volcanic activity. The Sunda Arc is an arc of volcanoes which produced these Indonesian islands. The volcanic activity along the arc is significant and dangerous. Amongst the named volcanoes are perhaps the world's most famous volcano, Krakatoa.</span>