The composition of the earth's atmosphere The late 1950s saw a remarkable international scientific effort to understand the physical characteristics of the home of Homo sapiens .
(The late 1950s; saw; a remarkable international scientific effort to understand the physical characteristics of the home of Homo) (The composition of the earth's atmosphere The late 1950s saw a remarkable international scientific effort; sapiens; )
The late 1950s The composition of the earth's atmosphere The late 1950s saw a remarkable international scientific effort
saw sapiens
a remarkable international scientific effort to understand the physical characteristics of the home of Homo