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.

Aboriginal people are key because they have a different sense of where we belong and how we interact with nature.

One of the joys of being a grandparent is getting to see the world again through the eyes of a child.

For the first time since life appeared on earth, one species- us- is single-handedly altering the physical, chemical and biological nature of earth. We have become a force of nature

Many scientists and economists also say putting a price on carbon through carbon taxes and/or cap-and-trade is necessary.

There are some things in the world we can't change.

We humans have become dependent on plastic for a range of uses, from packaging to products. Reducing our use of plastic bags is an easy place to start getting our addiction under control.