Join/Renew

Reflections on Sustainability, Population Growth, and the Environment

Click here for a downloadable, printable PDF version Reflections on Sustainability, Population Growth, and the Environment A Note from NPG With the death in early September 2013 of Professor Al Bartlett at age 90, NPG ā€“ along with all others fighting for population limits that ensure a sustainable environment and lasting resource base for the future ā€“ lost an irreplaceable …

Continue Reading

The Meaning of Sustainability

Click here for a downloadable, printable PDF version Background on Sustainabilty In the 1960s and 1970s, it became apparent to many thoughtful individuals that global populations, rates of resource use and environmental degradation were all increasing so rapidly that these increases would soon encounter the limits imposed by the finite productivity of the global ecosphere and the geological availability of …

Continue Reading

Forgotten Fundamentals of the Energy Crisis

Dr. Bartlett’s comments on the 20th Anniversary ofĀ “Forgotten Fundamentals of the Energy Crisis”Ā Ā   Background Around 1969, college and university students developed a major interest in the environment and, stimulated by this, I began to realize that neither I nor the students had a good understanding of the implications of steady growth, and in particular, of the enormous numbers that could …

Continue Reading