The UN climate change conference started this week in Copenhagen and, ahead of the summit, the European food industry body, the CIAA, sought to demonstrate how the sector is helping in the battle against global warming. Elsewhere, on the sustainability agenda, Unilever suspended its future purchasing of palm oil from Indonesian company PT Smart, following Greenpeace claims of deforestation, while the UK's Sustainable Development Commission suggested a cut in fish, meat and dairy consumption was in order to make diets more sustainable.