Deforestation is occurring at a rapid pace as a result of the industry's activities: a 2007 report by United Nations Environment Programme (UNEP) found that most of Indonesia's forests face destruction by 2022 as a direct consequence of palm oil production...Several food groups, including Unilever and Nestlé, have recognised these risks and pledged to switch to sourcing all palm oil from certified sustainable sources by 2015. It is not an easy pledge to fulfil, as there is no large scale segregation of ethical and unethical palm oil...Whilst blacklisting unethical suppliers can have a positive impact on corporate image, failing to adopt a policy of in depth supply chain analysis can render companies vulnerable to attack from all angles...