2013-01-10 01:05 Plantagon International AB Director of the Nourishing the Planet project at the Worldwatch Institute. Nierenberg is an expert on sustainable agriculture, and served as the Director of the Nourishing the Planet project at the Worldwatch Institute. She recently spent a year traveling to more than 35 countries across sub-Saharan Africa and Asia, looking at environmentally sustainable ways of alleviating hunger and poverty.






