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.

If we humans are good at anything, it’s thinking we’ve got a terrific idea and going for it without acknowledging the potential consequences or our own ignorance.

Canada, more than any nation, will be affected by rising sea levels from global warming.

The government's desire to expand global trade may be understandable, but we mustn't give away too much. We must tell our elected representatives to at least delay the Canada-China FIPA until it has been examined more thoroughly, and to reconsider the inclusion of investor-state arbitration mechanisms in all trade deals.

How you imagine the world determines how you live in it.

The increasing frequency of extreme weather events, droughts and floods is in line with what climate scientists have been predicting for decades - and evidence is mounting that what's happening is more severe than predicted, and will get far worse still if we fail to act.

We must pay greater attention to keeping our bodies and minds healthy and able to heal. Yet we are making it difficult for our defences to work. We allow things to be sold that should not be called food. Many have no nutritive value and lead to obesity, salt imbalance, and allergies.