Feb 25 - An underground vault has been built to store a collection of the world's seeds in case of global crises like climate change or major wars.
The Svalbard Seed Vault in Norway - dubbed the Doomsday Vault - will be opened on Tuesday.
The seeds will be stored inside a mountain and can remain frozen even without electricity.
Andrew Potter reports.
A view of the main commercial district of Karachi is seen engulfed in smog February 22, 2008. Hazy weather with a minimum temperature of 18 degrees celsius (64.4 degrees Fahrenheit) will ...