Ground water pollution that our generation creates will persist ...

[newbem]

Ground water pollution that our generation creates will persist far into the future (decades to centuries) because it is virtually impossible to clean an aquifer once it is polluted.
 
  Indicate whether the statement is true or false

Question 2

Scientists have direct evidence of Earth's internal structure down to upper mantle.
 
  Indicate whether the statement is true or false

[makaylafy]

Answer to Question 1

TRUE

Answer to Question 2

FALSE

[newbem]

Thanks for the timely response, appreciate it

[sailorcrescent]

Excellent