It is relatively easy to calculate your direct carbon footprint from heating your home, the electricity you use and from your travel. However, in wealthier countries around half of our carbon footprint arises from what we buy and consume.

Exciting news. I bought a second-hand electric vehicle (EV). A big expense. Was it worth it?

Government advisers are struggling to recommend ways to heat our homes that are effective, acceptable to the public, not too expensive and don’t pollute our atmosphere.

I was born in 1956 in a small coal mining town on Cape Breton Island, Nova Scotia, Canada. In those days, the local population almost exclusively used coal as a source for heating . . .

Nobody wants people to dump toxic waste into the oceans. But tragically, the very same natural micronutrients . . .

The Security Council needs to acknowledge the unprecedented global climate change security emergency and produce an emergency global climate change security threat report.

We live in a world of our making. A world of impending planetary catastrophe, a world in the midst of the 6th mass extinction of life.