Human and ecosystem health: the environment-agriculture connection in developing countries
- PMID: 12291328
- DOI: 10.1300/J096v02n03_06
Human and ecosystem health: the environment-agriculture connection in developing countries
Abstract
PIP: It is posited that farming methods and activities are both affected by and have an impact on local and global environmental ecosystems. This article discusses regional and global trends that affect the environment and the health and survival of rural agricultural populations. Political, social, and environmental factors that "underlie and generate" medical issues are identified for developing countries with large rural populations dependent upon the land for survival. Although food production appears to have kept pace with population growth in macro statistics, 35% of the population in sub-Saharan Africa, 22% of the Asian population, and 22% of developing market economies were estimated to be malnourished in the mid-1980s. The Green Revolution involved the widespread use of chemicals in agriculture that had adverse environmental impacts. The interrelationships between water resources, erosion, pesticides and fertilizers, deforestation, population pressure, and biodiversity, and farmers are individually addressed. It is argued that a new perspective may be necessary in order to preserve agriculture and other ecosystems and human health. A universal formula for environmentally sensitive and productive agriculture is not possible. However, it is likely that some approaches may involve traditional practices, such as crop rotation and natural pest management, combined with the tools of the Green Revolution (pesticides, fertilizers, and intensive irrigation). An increasing number of people are aware that creative and locally rational farming methods are the best option, and that the costs of chemical-intensive farming in developing countries are too high. National policies that promote cultivation of non-food cash crops and favor the land-wealthy elite have serious consequences for the small farmer and national food availability. The World Bank has the greatest potential to guide agricultural reforms that promote protective practices engendered in local controls over resources. The aim is to provide an appropriate mix of programs and policies that support sustainable and profitable agriculture and the production of small farmers.
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