Scientists have expressed alarm at new figures showing last month was the warmest February ever recorded. With oceans warming, we'll hear about the impact around the Indian Ocean.Also on the programme: the people taking shelter at a youth club in the capital Port-au-Prince as gang violence continues in Haiti; and why pet Labradors are prone to gaining weight. (Picture: A man drinking water in Rio de Janeiro, Brazil. Credit: ANDRE COELHO/EPA-EFE)