Some of the world 's top footwear brands , including clarks , adidas , nike and timberland , have demanded an immediate moratorium on destruction of the amazon rainforest from their leather suppliers in brazil .
Timberland , a bootmaker and vocal supporter of ethical working practices , admitted as much in 2007 in a company report , noting that " some of our procedures were making it difficult for factories to control working hours " , including developing a huge number of new styles and the simultaneous launch of many new products .