all of the above can be considered ecosystems
 
        
                    
             
        
        
        
Answer:
False
Explanation:
The main cause of man-made erosion is agriculture, followed by construction and mining. 
Where humans once used sticks and stones, they have since developed technology that dramatically accelerated the speed of erosio.
Hence, if human descions are to control the soil erosion then there will be a very big impact on living conditions.
 
        
             
        
        
        
An isotope of the element.