When did the population of the earth first reach 1 billion?
A) 1350 B.C.
B) 550 B.C.
C) 250 A.D.
D) 1050 A.D.
E) 1850 A.D.

Name: When did the population of the earth first reach 1 billion? A) 1350 B.C. B) 550 B.C. C) 250 A.D. D) 1050 A.D. E) 1850 A.D.
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The world's population reached approximately 1 billion for the first time around the year 1804, with the year 1850 often cited as a benchmark in the early 19th century for reaching this demographic milestone.

When Did the Population of the Earth First Reach 1