Download Climate Change and Food Security in West Asia and North by Mannava V.K. Sivakumar, Rattan Lal, Ramasamy Selvaraju, PDF

By Mannava V.K. Sivakumar, Rattan Lal, Ramasamy Selvaraju, Ibrahim Hamdan

The nations of West Asia and North Africa (WANA) have lengthy had the problem of supplying sustainable livelihoods for his or her populations within the fragile ecosystems of semi-arid and arid parts. weather switch is already a fact in WANA and it areas extra constraints at the already fragile ecosystems of dry components and constrained usual assets in WANA. A accomplished and built-in method of making plans and enforcing the weather switch version suggestions around the wide variety of agro-ecosystems in numerous nations in WANA may perhaps aid either the planners and the neighborhood groups to deal successfully with the projected affects and likewise give a contribution to total sustainability of agricultural creation structures. This e-book addresses the $64000 factor of weather swap and nutrients defense in West Asia and North Africa and offers the precise options that could assist in the improvement of latest guidelines to raised adapt agriculture creation structures and improve nutrients defense in WANA.

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Altering inputs such as varieties, species, fertilizer, and amounts and timing of irrigation and other water management practices to prevent water logging, erosion and nutrient leaching in areas with excessive rainfall, altering the timing or location of cropping activities, diversifying income by integrating farming activities such as livestock raising, improving the effectiveness of pest, disease and weed management practices; and using seasonal climate forecasting to reduce production risk are some of the potential adaptation options to better manage crops and cropping systems.

13b reveal a reduction in rainfall over the Mediterranean that extends across West Asia into Afghanistan. To account for the larger uncertainties in precipitation projections, Fig. 13b displays precipitation changes for locations where at least two-thirds of the CGCMs project the same sign of change. The drying feature is quite robust across models, as shown by the high level of agreement in the sign of CGCMs’ precipitation changes in Fig. 13d. Simulations of the Arabian Peninsula and Eastern Africa indicate an increase in precipitation, however there is recent concern that this increase may reflect a model bias (see discussion in section below).

5 % 16–36 % −25 to 2 % Source Hassanein and Medany (2007) Abou-Hadid (2009) Eid and EL-Marsafawy (2002) Eid and EL-Marsafawy (2002) Shahbazi and Rosa (2010) FAO (2009) Breisinger et al. (2011) Breisinger et al. (2011) Breisinger et al. (2011) Breisinger et al. (2011) Yano et al. (2007) Yano et al. (2007) a This study covered the period of 2070–2079 relative to the baseline period of 1994–2003 Furthermore, CO2 -temperature interactions are recognized as a key factor in determining plant damage from pests in future decades, though few quantitative analyses exist to date; CO2 -precipitation interactions will likewise be important (Zvereva and Kozlov 2006).

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