Fragmentation in Semi-Arid and Arid Landscapes: Consequences by Kathleen A. Galvin, Robin S. Reid, Roy H. Behnke Jr., N.
By Kathleen A. Galvin, Robin S. Reid, Roy H. Behnke Jr., N. Thompson Hobbs
Exploring the concept that of fragmentation, the ecological tactics interrupted via fragmentation, and the social effects of fragmented landscapes, this booklet provides a well timed synthesis at the results of fragmentation on arid and semi-arid pastoral platforms during the global.
The international value of the world’s rangelands is huge, with those arid and semi-arid platforms making up nearly 25% of the earth’s landscapes – and helping the livelihoods of greater than 20 million humans. those ecosystems also are domestic to a number of of the planet’s final megafauna, in addition to different very important species. but fragmentation throughout those rangelands has considerably impaired the facility of either humans and animals to make amends for temporal heterogeneity in crops and water through exploiting its spatial heterogeneity, leading to constrained source availability.
The case is constructed that whereas fragmentation arises from diverse ordinary, social and fiscal stipulations around the globe it creates comparable results for human and typical platforms. With info from 9 websites worldwide the authors learn how fragmentation happens, the styles that consequence, and the implications of fragmentation for ecosystems and the folks who depend upon them. The ebook will supply a worthwhile reference for college kids and researchers in rangeland ecology, park and usual source administration, environmental and ecological anthropology, economics and agriculture.
Read Online or Download Fragmentation in Semi-Arid and Arid Landscapes: Consequences for Human and Natural Systems PDF
Best environmental engineering books
PEM gasoline phone Failure Mode research offers a scientific research of PEM gas phone longevity and failure modes. It presents readers with a primary figuring out of inadequate gasoline phone toughness, identity of failure modes and failure mechanisms of PEM gas cells, gas mobilephone part degradation checking out, and mitigation concepts opposed to degradation.
Nanotechnology has the aptitude to play a tremendous function in expanding the sustainability of a variety of business sectors. Nanomaterials might give a contribution to extra sustainable production via purifier, much less wasteful creation methods and will replacement traditional fabrics, resulting in discount rates in uncooked fabrics and effort.
The shift in the direction of being as environmentally-friendly as attainable has ended in the necessity for this significant reference regarding designing more secure chemical compounds. Edited via the best overseas specialists within the box, Robert Boethling and Adelina Votchkova, this quantity covers such issues as toxicity, decreasing dangers and biochemical insecticides.
This quantity offers the court cases of the second overseas convention on upkeep Dredging in may well 2004. the aim of the convention was once to supply a finished replace on all facets of upkeep dredging together with law, dredging equipment, dredged fabric remedy and valuable use, agreement administration, and environmental influence evaluation and mitigation
- Sustainable Land Use in Deserts
- Water Purification (Air, Water and Soil Pollution Science and Technology Series)
- Drilling in Extreme Environments: Penetration and Sampling on Earth and other Planets
- Integrated assessment of ecosystem health
- Mapping the Zone: Improving Flood Map Accuracy
- Multicriteria Decision Analysis in Geographic Information Science
Extra info for Fragmentation in Semi-Arid and Arid Landscapes: Consequences for Human and Natural Systems
We will refer to the first of these mechanisms as resource tracking. Temporal variability in production of vegetation and availability of water shapes virtually all ecological processes in arid and semi-arid lands (Ellis and Swift 1988, Illius et al. 1998, Illius and O’Connor 1999). This variability occurs over several temporal scales. Annual differences in precipitation among growing seasons create ten-fold differences in plant growth among years. Within years, there are seasonal differences in plant production and nutritional quality driven by precipitation and temperature.
Pastoral economy, property rights and traditional mutual assistance mechanisms among the Ngorongoro and Salei Maasai of Tanzania. IIED Drylands Programme, London, UK. Reid, R. , P. K. Thornton, and R. L. Kruska. 2004a. Loss and fragmentation of habitat for pastoral people and wildlife in East Africa: Concepts and issues. South African Journal of Grass and Forage Science 21:171-181. Reid, R. , P. K. Thornton, G. J. McCrabb, R. L. Kruska, F. Atieno, and P. G. Jones. 2004b. Is it possible to mitigate greenhouse gas emissions in pastoral ecosystems of the tropics?
Bulletin of the American Meteorological Society 79:815-830. Ostrom, E. 1990. Governing the commons: The evolution of institutions for collective action. Cambridge University Press, Cambridge, UK. Owen-Smith, N. 1987. Pleistocene extinctions - The pivotal role of megaherbivores. Paleobiology 13:351-362. Potkanski, T. 1997. Pastoral economy, property rights and traditional mutual assistance mechanisms among the Ngorongoro and Salei Maasai of Tanzania. IIED Drylands Programme, London, UK. Reid, R.