نتایج جستجو برای: hoor al azim wetland
تعداد نتایج: 452938 فیلتر نتایج به سال:
[1] The character and quantity of dissolved organic carbon (DOC) were studied in nine small boreal streams and adjacent soils during two years, with focus on the spring snowmelt period. The streams cover a forest-wetland gradient, spanning from 0% to 69% wetland coverage. Lower values of the absorbance ratio measured at 254 nm and 365 nm (A254/A365), in both soil plots and streams, indicated th...
The United States has lost about half its wetland acreage since European settlement, and the effectiveness of current wetland mitigation policies is often questioned. In most states, federal wetland laws are overseen by the U.S. Army Corps of Engineers, but Michigan administers these laws through the state's Department of Environmental Quality (MDEQ). Our research provides insight into the effe...
Acid mine drainage (AMD) from abandoned mines has significantly impaired water quality in eastern Kentucky. A small surface flow wetland constructed in 1989 .: to reduce AMD effects and subsequently failed after six months of operation was :‘ renovated by incorporating anoxic limestone drains (ALDs) and anaerobic subsurface drains promoting vertical flow through successive alkalinity producing ...
F. A. Peccatori1, H. A. Azim Jr2, R. Orecchia3, H. J. Hoekstra4, N. Pavlidis5, V. Kesic6 & G. Pentheroudakis5, on behalf of the ESMO Guidelines Working Group* Fertility and Procreation Unit, Division of Gynaecologic Oncology, European Institute of Oncology, Milan, Italy; Department of Medicine, BrEAST Data Centre, Institut Jules Bordet, Université Libre de Bruxelles, Brussels, Belgium; Departme...
The effects of 5-azacytidine on the function and number of regulatory T cells and T-effectors in myelodysplastic syndrome Benedetta Costantini, Shahram Y. Kordasti, Austin G. Kulasekararaj, Jie Jiang, Thomas Seidl, Pilar Perez Abellan, Azim Mohamedali, Nicolas Shaun B. Thomas, Farzin Farzaneh, and Ghulam J. Mufti Impaired clearance of apoptotic cells leads to HMGB1 release in the bone marrow of...
Climate change will have a profound impact on coastal ecosystems, particularly, wetland cover types. It is therefore important that such changes are predicted so that appropriate adaptations can be suggested. This study investigated the changes of spatial distribution of four coastal wetland plant species in response to potential climate change in northeastern NSW, Australia. The study used BIO...
Increased droughts in southern Africa have noticed some appreciation of the role that partial wetland cultivation can play to address household food security. This has also witnessed some indication of possible relaxation of wetland cultivation restrictive policies in Zimbabwe. However, the general perceptions of society towards wetland cultivation remain unclear and critically important for po...
As “kidneys of the earth”, wetlands play an important role in ameliorating weather conditions, flood storage, and the control and reduction of environmental pollution. With the development of local economies, the wetlands in both the Amazon and Yangtze River Basins have been affected and threatened by human activities, such as urban expansion, reclamation of land from lakes, land degradation, a...
Objectives Prediction of climate change impacts on terrestrial carbon fluxes is highly uncertain. Upland ecosystem models, even when constrained with flux tower data, fail to explain interannual variability in CO2 fluxes in the upper Midwest. One possible reason is lack of model mechanisms for wetland biogeochemistry and hydrology, where fluxes would be expected to vary with changes in depth to...
The increasing population in the developing countries has rendered wetlands vulnerable to land use changes. Remote sensing offers a rapid and efficient means of data acquisition of ecosystems in time and space. The present study was undertaken to identify changes in the Harike wetland, a Ramsar site in the state of Punjab, India; and identify causal factors, as well as vulnerable areas threaten...
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