Making a difference in Sri Lanka
Michelle Brown lives in Colombo, Sri Lanka, managing post-tsunami rehabilitation projects for medical aid agency Merlin. She helps to build health facilities and mobile dental clinics in rural schools and villages

Engineering the future of water
Stephen Hoare assesses the options of postgraduate degrees in the management of what is fast becoming the world's most precious resource

Children, interrupted
In Tanzania's impoverished communities, many children are pushed out into the street to lead lives of corruption and squalor. Anthea Rowan takes her own children to meet them for a morning picnic

Day of the blue iguana
One small island in the Caribbean has shown how local and expatriate communities can unite to bring a species back from virtual extinction. Georgina Kenyon investigates