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naturelle naturelle
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7 years ago
The problem of air pollution was first reported during 
A)  the time of the Romans (2000 years ago). 
B)  the Middle Ages (approximately 550 A.D. to 1500 A.D.). 
C)  the 1800s. 
D)  the twentieth century.
Textbook 
Geosystems: An Introduction to Physical Geography

Geosystems: An Introduction to Physical Geography


Edition: 7th
Author:
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twentytootwentytoo
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naturelle Author
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6 years ago
You're my superhero lol

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