This week, World Stories looks at efforts to save both people and the environment. Hundreds of children separated from their families by the fighting in South Sudan have to be cared for; an aquatic oddity once thought extinct is making a comeback in Mexico, and Saudi schoolchildren learn what to do in a natural disaster.
Two-tier network: why net neutrality is under threat. War-zone sleuth: How British blogger Eliot Higgins deciphers videos and photographs from war zones. And in our Exit: Christmas Spirit: How employees at a photo service are preparing for the holidays.