Trump has got to be one of the most branded people on the planet. You can't get away from him.

'Ecological sensitivity' is not the first thing that comes to mind when you think of Donald Trump. He doesn't even believe in global warming. But this is because he is a city boy.

The day we dispose of the idea of disposability will be a great one for the planet.

Nature got it right with the cranes. They have been around since the Eocene, which ended 34 million years ago.

The Awa are a distinctive-looking, diminutive forest people, smaller than any of the dozen other Amazon tribespeople I have met. Reduced size is adaptive in a rain forest. You can move around more easily and unobtrusively. Not only humans but other species are smaller in rain forests.

The usual way of growing cotton is highly petrochemical-intensive, requiring 110 pounds of nitrogen fertilizer per acre. Some of the fertilizer is broken down by soil bacteria into nitrate, a toxic and highly soluble chemical that can leach into groundwater or get washed into lakes, creating oxygenless dead zones.