Monthly Archives: December 2008

Compare this “Cheap” Coal Option with the Idea of Passive Houses

This article in the NY Times covers growing interest in home use of coal stoves, but conveniently fails to review the complete cost of coal mining, the subsidies that the coal and other petro fuel industries get from our tax … Continue reading

Posted in Connect the Dots, Global Warming, Small Foot Print | 1 Comment

Low Energy Demand Housing

This article from the NY Times describes super-airtight houses that use almost no energy to remain warm and comfortable. The article says the cost of construction is 5 to 7% higher than conventional construction. I have a sense that the … Continue reading

Posted in Small Foot Print | 1 Comment

Propane Cars!

We have played with lots of small steps that we can take in our day to day life to create a sustainable and satisfying life.  Our old house is a great place that catches a lot of sunlight in the … Continue reading

Posted in Connect the Dots, Global Warming, Small Foot Print | 1 Comment

How Many People Can a Small Blue Planet Support?

The easy answer is that no one knows how many people can live in a sustainable way on this amazing world.  We can make some guesses about the number and we can review what the limiting factors will be.  Let’s … Continue reading

Posted in Connect the Dots, Global Warming, Small Foot Print | 1 Comment

Climate Change is Happening Faster Than Expected

I have repeated this warning like a mantra for several years. There are several factors with the predictions and modeling for climate change that will lead to the change being more rapid than projected. The factors are complex and varied, … Continue reading

Posted in Connect the Dots, Global Warming, Small Foot Print | 1 Comment

Population is a Fundamental Question

So, how many human beings can this small blue planet actually support in a sustainable manner? Before we think hard about that question we have to review the population pattern of homo industrialus.   Here is a graph from the … Continue reading

Posted in Connect the Dots, Global Warming, Small Foot Print | 1 Comment