Planting native species in our gardens and communities is increasingly important, because indigenous insects, birds and wildlife rely on them. Over thousands, and sometimes millions, of years they have co-evolved to live in local climate and soil conditions.

What permaculturists are doing is the most important activity that any group is doing on the planet.

Less than 10% of the fuel energy burned in automobiles is translated into forward motion of the vehicle and even then most of this energy is needed to move the vehicle itself, which typically weighs 20 times more than its passengers.

The voluntary approach to corporate social responsibility has failed in many cases.

Each time I visit Japan, I am reminded of how Canadian I am and how little racial connection matters.

Our choices at all levels-individual, community, corporate and government-affect nature. And they affect us.

The truth is, as most of us know, that global warming is real and humans are major contributors, mainly because we wastefully burn fossil fuels.