Plastic bags are bad and for the most part unnecessary.

It's time we stopped ignoring the environment. Let's not let another election go by without making this a high priority.

Even meeting Kyoto targets barely makes a dent in what we have to achieve.

Our identity includes our natural world, how we move through it, how we interact with it and how it sustains us.

Humans are now the most numerous mammal on the planet. There are more humans than rats or mice. Humans have a huge ecological footprint, magnified by their technology.

Japanese people cut their energy use by 25 percent immediately after Fukushima. They showed there was huge opportunity there. And instead, the government simply wants to get those plants up and running again.

Any politician or scientist who tells you these [GMO] products are safe is either very stupid or lying.