Mongabay: Lack of interest in eco-certified palm oil among buyers threatens to undermine efforts to improve the environmental performance of the industry, reports the World Wildlife Fund (WWF). Analysis by the environmental group shows that only 1 percent of the palm oil certified by the Roundtable on Sustainable Palm Oil (RSPO) has been purchased since it became available in November 2008. Certified palm oil carries a 8-15 percent premium over conventional palm oil. “So far, around 1.3 …