I don't join or leave things lightly.

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

We've known for some time that we have to worry about the impacts of climate change on our children's and grandchildren's generations. But we now have to worry about ourselves as well.

Today's dialogue has succeeded in reinforcing the need for international partnerships and cooperation in tackling the reality of climate change.

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.

I don't join or leave things lightly.

The rewards that will flow from a successful shift to a low carbon economy are high. Neither governments nor business can afford to let these opportunities pass them by