Vol. 4 Num 301 Fri. April 02, 2004       Advertise with The Daily Star -- Advertising on the Website    Advertising in the Printed E dition-- Home  News Today's Index Front Page Business Political Sports Point-counterpoint Metropolitan National International Culture General Views Editorial Letters to Editor Write to Editor Sections Environment World Others About Us Contact Advertisement Supplements Archives Environment The advancing desertification All living things are governed by dominant principles, or rules. We all exist within a food chain: we both eat and are eaten. All nature is part of this food chain.     Advertisement