• Teaching powerdown

    Biocapacity

    The world has enough for everyone’s needs, but not everyone’s greed,” Mahatma Gandhi Biocapacity is a concept known by several names: The carrying capacity of the Earth. Ecological footprint. Global footprint. They all refer to the total impact mankind has…

  • Teaching powerdown

    Understand Peak

    Peak oil is the concept that oil is a limited and finite resource, that when its production history is modeled, it will follow a certain profile. This concept of peak can be useful when we talk about any limited resource.…

  • Teaching powerdown

    What is Sustainability?

    Nature has taught me that if humans don’t figure out what revolution really means, nature will make the revolution despite us. — Tawana Petty (brown 2017 p.72) “Sustainability” is one of those terms that you’ll hear tossed around in many…

  • Teaching powerdown

    The Climate Crisis

    You undoubtedly know some things about global warming and climate change. Perhaps you know quite a lot about it, or perhaps you know a little bit. I’m not going to attempt to cover this topic comprehensively — that would take…

  • Teaching powerdown

    Stories for our time

    Let’s get started with a story. Really, several stories — or versions of reality, or ways people view the world. Three Stories for our time The first set comes from Joanna Macy, who refers to herself as an “ecophilosopher.” For…

  • Creating social change

    An example of change-making

    I’m Joanne Poyourow, I use the pronouns she/hers, and I’m a change-maker. Back in 2005 I co-founded the Environmental Change-Makers community group in Los Angeles with Peter Rood. I’m an economist by training, and I was a Certified Public Accountant…