Inter Press Service: Representatives from countries, civil society and the private sector are meeting this week in Johannesburg, South Africa, to review the findings of the three-year International Assessment of Agricultural Science and Technology for Development (IAASTD). This global initiative has examined agriculture from all angles, to determine how farming might be done more sustainably in the future. At the opening plenary of the Apr. 7-12 meeting, Achim Steiner — executive director of the United …