Informal waste workers in Brazil were being ignored, despite their vital work keeping Sao Paulo clean. Enter a street artist who made their carts into works of art.
Brittanie Richardson is one of a growing number of activists running grass-roots campaigns to stop children in the slums from entering the sex trade.
The tide first began to turn against land mine use in 1997 when 122 countries signed the Mine Ban Treaty, and the number of land-mine casualties has decreased almost every year since then, reaching its lowest recorded point in 2013.
All Good Fairtrade, an Ecuadorian banana company, sources its bananas from more than 400 family farms. Ecuador's businesses and government are leading an effort toward treating family and smallholder farmers fairly.