Tarzan swings, Tarzan falls...

If you went to a boys' school like I did, you know the rest of that verse. For the uninitiated, let's just say that it ends with a reference to the destruction, by shattering, of a part of the male anatomy that rhymes with the first line. Uncle Grey, a Danish agency, has produced a campaign for the Worldwide Fund for Nature (WWF). This one is based on the theme of deforestation. The caption says: “15 km2 of rain forest disappears every minute.” Image copyright: Uncle Grey