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The non-permanence of optimal soil carbon sequestration AgEcon
Hediger, Werner.
Carbon sequestration in agricultural soils is considered as an option of greenhouse gas mitigation in many countries. But, the economic potential is limited by the dynamic process of saturation and the opportunity cost of land use change. In addition, this article shows that permanence cannot, in general, be achieved in the strict sense of maintaining the soil carbon stock on an increased equilibrium level. Rather, a cyclical pattern with periodical release of sequestered carbon can be economically optimal from both the farmers’ and societal point of view.
Tipo: Conference Paper or Presentation Palavras-chave: Agriculture; Climate policy; Carbon sequestration; Land use change; Economic analysis.; Land Economics/Use; Q15; Q24; Q54..
Ano: 2009 URL: http://purl.umn.edu/51057
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New responsibilities of agriculture: structural differences in stakeholder networks and intentions towards climate change abatement strategies in peatland AgEcon
Hübner, Rico; Kantelhardt, Jochen.
Agriculture is required to fulfil the needs and wants of society in a variety of fields: food supply, environmental services, landscape preservation and finally: climate mitigation. Using the example of land-use change in peatland in order to create possibilities for greenhouse-gas reduction, a survey about the intentions and future expectations of stakeholders was undertaken. The underlying network structure of these stakeholders in three representative peatland areas of Germany was determined and compared. The results show that considerable differences exist in the degree of knowledge about climate change and in the willingness to cooperate. Depending on the area studied, the most influential political entities are different and thus require different...
Tipo: Conference Paper or Presentation Palavras-chave: Land-use in peatland areas; Network analysis; Climate change mitigation.; Land Economics/Use; D83; D85; L31; Q54..
Ano: 2009 URL: http://purl.umn.edu/51059
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Weather index drought insurance: an ex ante evaluation for millet growers in Niger AgEcon
Leblois, Antoine; Quirion, Philippe; Alhassane, Agali; Traore, Seydou.
In the Sudano-Sahelian region, which includes South Niger, the inter-annual variability of the rainy season is high and irrigation is scarce. As a consequence, bad rainy seasons have a massive impact on crop yield and regularly entail food crises. Traditional insurances based on crop damage assessment are not available because of asymmetric information and high transaction costs compared to the value of production. We assess the risk mitigation capacity of an alternative form of insurance which has been implemented in India since 2003: insurance based on a weather index. We compare the capacity of various weather indices to increase utility of a representative risk-averse farmer. We show the importance of using plot-level yield data rather than village...
Tipo: Presentation Palavras-chave: Agriculture; Index-based insurance.; Crop Production/Industries; Risk and Uncertainty; G21; O12; Q12; Q18; Q54..
Ano: 2011 URL: http://purl.umn.edu/120378
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