Asimov, Isaac, 1920-1992.
Earth: our crowded spaceship. - New York, John Day Co. [1974] - 160 p. illus. 23 cm.
Discusses the problems faced by the Earth's inhabitants as population increases and energy sources, food, and land become more scarce.
0381996253
74008967
Human ecology--Juvenile literature.
Population--Juvenile literature.
Conservation of natural resources--Juvenile literature.
Human ecology.
Population.
Conservation of natural resources.
GF48 / .A84 1974
301.31
Earth: our crowded spaceship. - New York, John Day Co. [1974] - 160 p. illus. 23 cm.
Discusses the problems faced by the Earth's inhabitants as population increases and energy sources, food, and land become more scarce.
0381996253
74008967
Human ecology--Juvenile literature.
Population--Juvenile literature.
Conservation of natural resources--Juvenile literature.
Human ecology.
Population.
Conservation of natural resources.
GF48 / .A84 1974
301.31