Cotton, the most widely used textile in the world, is grown in over 60 countries and covers almost 5% of all land cultivated. However, as competition grows and people expect to buy clothes for less money, cotton farming has become a riskier business.
As a result, farmers have been using huge amounts of pesticides to protect their crops. A quarter of all pesticides are used on cotton - in the South, this figure rises to half. And because cotton isnt eaten, many of the pesticides that farmers use are particularly toxic.
This has caused a range of environmental and health problems: