In this review, we examine the debate surrounding the role for organic agriculture in future food production systems. Typically represented as a binary organic–conventional question, this debate perpetuates an either/or mentality. We question this framing and examine the pitfalls of organic–conventional cropping systems comparisons. The review assesses current knowledge about how these cropping systems compare across a range of metrics related to four sustainability goals: productivity, environmental health, economic viability, and quality of life.
Agricultural biotechnology and, specifically, the development of genetically modified (GM) crops have been controversial for several reasons, including concerns that the technology poses potential negative environmental or health effects, that the technology would lead to the (further) corporatization of agriculture, and that it is simply unethical to manipulate life in the laboratory. GM crops have been part of the agricultural landscape for more than 15 years and have now been adopted on more than 170 million hectares (ha) in both developed countries (48%) and developing countries (52%).
A nutrition-sensitive food system is one that goes beyond staple grain productivity and places emphasis on the consumption of micronutrient-rich nonstaples through a variety of market and nonmarket interventions. A nutrition-sensitive approach not only considers policies related to macrolevel availability and access to nutritious food, but it also focuses on household- and individual-level determinants of improved nutrition. In addition to agriculture, intrahousehold equity, behavior change, food safety, and access to clean water and sanitation are integral components of the food system.
Food systems contribute 19%–29% of global anthropogenic greenhouse gas (GHG) emissions, releasing 9,800–16,900 megatonnes of carbon dioxide equivalent (MtCO2e) in 2008. Agricultural production, including indirect emissions associated with land-cover change, contributes 80%–86% of total food system emissions, with significant regional variation. The impacts of global climate change on food systems are expected to be widespread, complex, geographically and temporally variable, and profoundly influenced by socioeconomic conditions.
More than 250 million Africans rely on the starchy root crop cassava (Manihot esculenta) as their staple source of calories. A typical cassava-based diet, however, provides less than 30% of the minimum daily requirement for protein and only 10%–20% of that for iron, zinc, and vitamin A. The BioCassava Plus (BC+) program has employed modern biotechnologies intended to improve the health of Africans through the development and delivery of genetically engineered cassava with increased nutrient (zinc, iron, protein, and vitamin A) levels.
La presentación es dirigida a productores y grupos de personas, que realizan actividades agrícolas, pecuarias, acuícolas y pesqueras en zonas rurales y periurbanas. El documento da recomendaciones para facilitar el acceso de los productores familiares al acompañamiento técnico y trata de modelos de extensión con mayor impacto en el desarrollo de la Agricultura Familiar.
El presente documento es elaborado en el marco del diseño de una Agenda de Extensión Rural Latinoamericana que contribuya a un desarrollo inclusivo. En esta etapa la Red Latinoamericana y del Caribe para Servicios de Extensión Rural, constituida en Noviembre del 2010, ha priorizado el trabajo en 4 temas relevantes siendo “La Extensión como parte de un sistema de innovación”, uno de ellos.
Durante la IX Reunión del Grupo Técnico de Investigación, Tecnología, Transferencia e Innovación del CAC el 28 de noviembre de los corrientes en la ciudad de Panamá. Para el PDRR la agricultura familiar necesita de nuevos y fortalecidos sistemas locales de innovación que sean especializados para su actividad, esto requiere de una agenda planificada desde los territorios con el fin de atender las demandas de los productores familiares.
Esta Política de Estado se sustenta en cuatro ejes temáticos, que hemos convenido en llamar los pilares de la política: a) competitividad; b) innovación y desarrollo tecnológico; c) gestión de los territorios rurales y agricultura familiar; y d) cambio climático y gestión agroambiental. Se adiciona un eje transversal, que indica los principales alineamientos institucionales que se implementarán para hacerla realidad.
En esta sección se retrata como se hace y vive la agroecología en un contexto campesino rural. Desde una comunidad en las Lomas del Escambray (prov. Villa Clara) se intenta transmitir el corazón y la energía de la agroecología en Cuba, a la vez que mostrar el funcionamiento del MACAC, las prácticas cotidianas y las reflexiones de los/as protagonistas.