América Latina

TwitterFacebook
Get flash to fully experience Pearltrees

Re-thinking Progress: The Circular Economy

http://ed.ted.com/on/2Yy019iv The circular economy is a generic term for an industrial economy that is, by design or intention, restorative and in which materials flows are of two types, biological nutrients, designed to reenter the biosphere safely, and technical nutrients, which are designed to circulate at high quality without entering the biosphere. The term encompasses more than the production and consumption of goods and services, including a shift from fossil fuels to the use of renewable energy, and the role of diversity as a characteristic of resilient and productive systems. It includes discussion of the role of money and finance as part of the wider debate, and some of its pioneers have called for a revamp of economic performance measurement tools The circular economy is grounded in the study of feedback rich (non-linear) systems, particularly living systems. A major outcome of this is the notion of optimising systems rather than components, or the notion of ‘design for fit’.

Some Study That I Used to Know ~ What Do You Remember from High School?

http://ed.ted.com/on/SiuG5bgI Author Note: This is the first YouTube video I've tried "flipping" into a TEDed lesson, as I work to learn how to make best use of the new TEDed platform for making videos into interactive lessons. I'd welcome encouragement, feedback and questions from others trying it out. An idea for an extension project: