Is there Intelligent Life on the Earth

What Can we Conclude from the Above Graph:

It seems likely than when terrestrial ecosystems developed, the flow of nutrients to the oceans became impaired which served to suppress that ecosystems growth rate over the rest of geologic time.

Factors that might contribute to rate of growth of intelligence:

But clearly the role of mass extinction is paramount and allows the survivors to fill the newly opened ecological niches Next Page ___________________________________________________________________

The Electronic Universe Project