Home Global If we all consumed as much as the average US citizen we would need 4 8 Earths to sustain ourselves Global Video News If we all consumed as much as the average US citizen we would need 4 8 Earths to sustain ourselves By KS Rao & Team - April 24, 2017 0 If we all consumed as much as the average US citizen we would need 4 8 Earths to sustain ourselves