A few years ago I proudly put a sticker on my bicycle that claimed one should ‘bike local’ in order to ‘think global.’  These days, it seems that the car is unavoidable in the majority of growing…

Julie Babinard |

Two macaws in the Amazon. Photo © istockphoto.com Although the United Nations climate change conference in Copenhagen badly failed to achieve legally binding agreements, including on the specific…

Carlos A. Nobre |