نتایج جستجو برای: global change

تعداد نتایج: 992480  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

Journal: :European Journal of Public Health 2006

Journal: :Proceedings of the National Academy of Sciences 2006

Journal: :Journal of Geoscience and Environment Protection 2014

Journal: :New Phytologist 2000

2003

Climate simulations performed with general circulation models (GCMs) are widely viewed as the principal scientific basis for developing policies to address potential future global change scenarios (e.g. global warming, ozone depletion, changes in land use, etc.). Hence, there is a compelling need to systematically improve the performance of GCMs in simulating the present climate, and thereby to...

A recent article by Sol Benatar calls on the global health community to reassess its approach to twin crises of global poverty and climate change. I build on his article by challenging mainstream narratives that claim satisfactory progress in efforts to reduce poverty and improve health for all, and arguing that any eradication of poverty that is consistent with environmental sustainability wil...

2013
David G. Angeler Craig R. Allen Richard K. Johnson

global change: redundancies of functions within and across temporal scales David G. Angeler*, Craig R. Allen and Richard K. Johnson Department of Aquatic Sciences and Assessment, Swedish University of Agricultural Sciences, Uppsala, Sweden; and U.S. Geological Survey, Nebraska Cooperative Fish and Wildlife Research Unit, School of Natural Resources, University of Nebraska – Lincoln, Lincoln, NE...

2007
Debra PC Peters Osvaldo E Sala Craig D Allen Alan Covich Mark Brunson

start in small areas and propagate non-linearly through time to influence large areas, are becoming increasingly important in both ecological and human-dominated systems. Global change is increasing the frequency and magnitude of cascading events. At the same time, globalization is increasing the connectivity of systems in multiple ways and at multiple scales, thereby initiating new types of ca...

Journal: :Int. J. Digital Earth 2015
Yang Zhang Bing Xu

Spatiotemporal analysis of land use/ cover changes in Nanchang area, China Yang Zhang & Bing Xu a State Key Laboratory of Remote Sensing, College of Global Change and Earth System Science, Beijing Normal University, Beijing, China b School of Resource and Environment, Fujian Agriculture and Forestry University, Fuzhou, China c School of Environment, Tsinghua University, Beijing, China d Departm...

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