My notes I read from for this podcast: What is Earth’s carrying capacity? Why is it important? Many ask how we will feed 10 billion people. Mathematician way of asking is if we can feed so many and if so how. Maybe we can’t. First, don’t want to know. While it depends on many assumptions that aren’t hard or measurable numbers, like standard of living, distribution of resources, and technology,[…] Keep reading →

A little over a month ago, I wrote in How long can I keep my fridge unplugged? how learning about fermentation and uses of electric power led me to see how long I could last in the winter with my refrigerator unplugged. Deciding to start First, I want to reiterate my process to decide to start the challenge. First the idea to try it came. Then I wondered if it[…] Keep reading →