Education has failed in a very serious way to convey the most important lesson science can teach: skepticism.

In the environmental movement, every time you lose a battle it's for good, but our victories always seem to be temporary and we keep fighting them over and over again.

If we want to move towards a low-polluting, sustainable society, we need to get consumers to think about their purchases.

I can't imagine anything more important than air, water, soil, energy and biodiversity. These are the things that keep us alive.

Debating the best way to do something we shouldn't be doing in the first place is a sure way to end up in the wrong place.

What permaculturists are doing is the most important activity that any group is doing on the planet. We don't know what details of a truly sustainable future are going to be like, but we need options, we need people experimenting in all kinds of ways and permaculturists are one of the critical gangs that are doing that.

Feeding our energy appetite is top of mind for many people these days.