One of the reasons I came into politics was because I thought I lacked the skills to be a social worker.

I don't join or leave things lightly.

In the UK what we've found is that even businesses which prided themselves already on their efficient management find that a really beady-eyed scrutiny of their resource management, with an eye to environmental best-practice and long term sustainability, produce fresh efficiency and fresh savings that actually shock those in the company

Many unsustainable behaviours are locked-in and made 'normal', not just by the way that we produce and consume, but by the absence of easy alternatives

It is a stark and arresting fact that, since the middle of the 20th century, humankind has consumed more natural resources than in all previous human history

Environmental damage such as graffiti, fly-posting and general littering is a menace that is becoming all too prevalent, not just in inner cities but in many communities - urban and rural.

Humankind has the science and technology to destroy itself or to provide prosperity for all. But while science offers us these opportunities, science will not make that choice for us. Only the moral power of a world acting as a community can