Hungry for Change - Tim Benton
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Hungry for Change - Tim Benton

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Hungry for Change - Tim Benton Hungry for Change - Tim Benton Presentation Transcript

  • Biodiversity mattersTim Benton, UK Champion for Global FoodSecurity and Professor of Population Ecology10 November 2011
  • Biodiversity is important
  • Production needs to grow PPPs important to reduce losses % Pre-harvest crop losses due to pests and diseases worldwide (Oerke, 2006) Wheat Maize Rice Potatoes 0 -5 Percentage loss of crop -10 -15 -20 -25 -30 -35 -40 -45
  • Minimise (unwanted) ecological impacts• Better chemical targeting – Specificity of action – Need for new products that are pest specific and minimise indirect and persistent effects• Work with the environment – Enhance natural pest control – Ensure proper use: keep PPPs away from crops