CO2 Graph
A graph of the CO2 concentration in the Earth’s atmosphere with another one of the human population.
The Earth will support only 100 Million high tech people.
22 Thursday May 2008
Original size at 450 × 511
22 Thursday May 2008
Original size at 450 × 511
CO2 Graph
A graph of the CO2 concentration in the Earth’s atmosphere with another one of the human population.
Probaway - Life Hacks 
