The Environmental Protection Agency (EPA) was proposed by the President Nixon, this Agency followed a set of measures aimed to improve air quality, to avoid water pollution, to reduce the emission of dangerous fumes and to invest in preventive strategies against oil spills. The EPA had many responsibilities in the United States, two of them were to research about pollutants and to set standards for factories to reduce their impact on the environment.  
 
        
                    
             
        
        
        
Answer: i try to do some research but I couldn't find anything.
Explanation:
sorry
 
        
             
        
        
        
Answer: No
Explanation: It's because the powers not delegated to the United States by the Constitution, nor prohibited by it to the states, are reserved to the states respectively, or to the people. In other words, states have all powers not granted to the federal government by the Constitution.
 
        
             
        
        
        
Answer:yes
Explanation:it made sense