Agriculture, pesticides and the ecosystem
نویسندگان
چکیده
منابع مشابه
Agriculture, pesticides and the ecosystem
General equilibrium analysis provided economists with a good understanding of intraeconomy interdependence and a mature and powerful methodology of modeling it. When it became evident that economic activities had detrimental effects on ecological systems (ecosystems, for short), environmental economics developed as a branch of externality theory which, however, focuses on environment-economy in...
متن کاملEcosystem services and agriculture: tradeoffs and synergies
Agricultural ecosystems provide humans with food, forage, bioenergy and pharmaceuticals and are essential to human wellbeing. These systems rely on ecosystem services provided by natural ecosystems, including pollination, biological pest control, maintenance of soil structure and fertility, nutrient cycling and hydrological services. Preliminary assessments indicate that the value of these ecos...
متن کاملEcosystem services and dis-services to agriculture
Wei Zhang⁎, Taylor H. Ricketts, Claire Kremen, Karen Carney, Scott M. Swinton Department of Agricultural Economics, Michigan State University, East Lansing, MI 48824-1039, United States Conservation Science Program, World Wildlife Fund — U.S., Washington, DC 20037, United States Department of Environmental Science Policy and Management, University of California, Berkeley, CA 94720-3114, United ...
متن کاملEcological Impacts of Pesticides in Agricultural Ecosystem
Pesticides are essential tools in integrated pest management (IPM) programs which can have the great influence if they are used properly. However, the adverse impacts of these compounds on the environment and ecosystem should not be ignored. The ecological effects of pesticides can be discussed from different points of view. Some of the significant consequences of use of pesticides are side eff...
متن کاملImpact of pesticides use in agriculture: their benefits and hazards
was estimated to be around Rs. 22 billion (USD 0.5 billion), which is about 2% of the total world market. The pattern of pesticide usage in India is different from that for the world in general. As can be seen in Figure 1, in India 76% of the pesticide used is insecticide, as against 44% globally (Mathur, 1999). The use of herbicides and fungicides is correspondingly less heavy. The main use of...
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ژورنال
عنوان ژورنال: Agricultural Economics
سال: 2004
ISSN: 0169-5150,1574-0862
DOI: 10.1111/j.1574-0862.2004.tb00219.x