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Climate - Vegetation: Afro-Asian Mediterranean and Red Sea by M.A. Zahran (auth.), Francis Gilbert (eds.)

By M.A. Zahran (auth.), Francis Gilbert (eds.)

Deserts are specific ecosystems with their very own biotic and abiotic elements, and are frequently wealthy in renewable usual assets, the correct administration of which may give a contribution considerably to the sustainable administration of wilderness areas for the welfare of the people.

Yet whereas there are lots of books at the plant life of the international locations fringing the real wasteland nations of the Mediterranean and pink Seas, there or few books reporting on their ecophysiology and plants ecology. This publication provides the plants kinds of the African and Asian nations of the Mediterranean and pink Sea coastal areas, and discusses the ecological threats and fiscal functions of those serious assets. particularly, it examines the relationships among weather and crops, and discusses those in the context of desertification, agro-industrial purposes, ecotourism and sustainable development.

The ebook will offer a invaluable reference for researchers and graduate scholars inquisitive about plant ecology, biogeography, monetary botany and environmental administration within the Afro-Asian Mediterranean and purple Sea coastal areas, in addition to different barren region areas round the world.

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Additional info for Climate - Vegetation: Afro-Asian Mediterranean and Red Sea Coastal Lands

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Aquatic grasses and reeds are mainly represented by Phragmites australis, Typha domingensis and species of Cyperus, Juncus, Panicum, Echinochloa etc. Coniferous forests are dominated by Abies pectinata, A. marocana, Pinus pinaster, P. sylvesiris, P. pyrenaica, P. brutia, P. halepensis, P. pinea, Cupressus semprevirens, Cedrus libani, Juniperus communis, J. thurifera and J. drupacea. Steppe vegetation evolves in climatic conditions characterized by wide seasonal variation in temperature and low rainfall.

Iii) Relative humidity The diurnal average relative humidity exceeds 70% throughout the year on the coasts. In the interior Arid Zone it is of the order of 60–65% in winter and 35–40% in summer. In the Sahara it reaches 40–55% in winter and drops to 20 or 25% in summer. (iv) Hot winds Hot winds, to which special local names have been given – sirocco. ghihli, chergui, khamsin etc. – blow with a frequency of from 20–90 days/year, especially in spring and autumn. The temperature of the air ranges from 35 to 45◦ C and the humidity drops to between 5 and 15% during these dry spells.

The Mediterranean Basin is exceptionally rich in regional or local plant and animal endemics at the levels of genera, species and subspecies (Medial and Verlaque, 1997). The Mediterranean Basin was recognized by Myers (1990) as one of the 18 world “hot-spots” where exceptional concentrations of biodiversity occur, over and above general trend that species richness increases with decreasing latitudes, such that one finds more species of plants and animals in the Mediterranean than further north.

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