The Earth has functioned as a life-supporting self-sustaining system for over 8 billion years. ...

Author Question: The Earth has functioned as a life-supporting self-sustaining system for over 8 billion years. ... (Read 65 times)

ts19998

Hero Member
Posts: 531

on: Jul 15, 2018

The Earth has functioned as a life-supporting self-sustaining system for over 8 billion years. Indicate whether the statement is true or false.

Question 2

Students do not need to be concerned with environmental geology problems because they are all global
in scale. Indicate whether the statement is true or false.

meow1234

Sr. Member
Posts: 333

Reply #1 on: Jul 15, 2018

Answer to Question 1

F

Answer to Question 2

F

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