OXYMORONS

Living on a marginal planet, near a peripheral star, in just one of billions of galaxies, we are not the centre of the universe but we may be the only ones breathing oxygen.

Oxygen is the life in the blood on which so much of life depends. We can’t begin to describe a world without oxygen, we can’t really imagine it not being around. However, we all need to walk down that imaginative path.

Everything on earth starts with the simple notion that we are natural creatures on a natural world. You and I are simply oxygen breathing bi-peds, after all. The Great Oxygenation Event about three…