APA

Organisms combined make up one ten billionth of earth's mass a thin veneer on the planet's surface can this delicate coating of life survive the human assault?. : .

Chicago

Organisms combined make up one ten billionth of earth's mass a thin veneer on the planet's surface can this delicate coating of life survive the human assault?. : .

Harvard

Organisms combined make up one ten billionth of earth's mass a thin veneer on the planet's surface can this delicate coating of life survive the human assault?. : .

MLA

: . .