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Wyszukujesz frazę "Aziz, A." wg kryterium: Autor


Tytuł:
Landscape change and human environment
Autorzy:
Aziz, A.
Anwar, M.M.
Tematy:
landscape change
human environment
human activity
landscape management
Human ecology
human activities
environment
landscape
Landscape Changes
Pokaż więcej
Wydawca:
Fundacja na Rzecz Młodych Naukowców
Powiązania:
https://bibliotekanauki.pl/articles/2049757.pdf  Link otwiera się w nowym oknie
Opis:
Landscape and human are the constituents of the natural surroundings in which changing occurred temporally and spatially. The relationship between landscape and environment is not seen by a singular framework or a bare structure. A landscape has different functions and characteristics, when meet specific requirements, then set an ecology in giving context. Every landscape has its own scenario based upon the dimension of human and its kinship with them. Man are the ecosystem managers, the landscape features provide a road map and built human ecology. Development is occurring by landscape change, change of environment and the kinship between human and landscape, study of these phenomena provide us a theoretical framework to assess the man land relationship as is done in this case study. This paper aims to describe how, each individual in a particular environment is participating in change of the landscape. The influence of human is a magnitude of actions upon the landscape and this magnitude shape the local landscape. The paper discussed through a brightness on the dynamics of landscape change in the 21st century due to globalization and modern dimensions and presents us a complex web of human with non-human relationship of ecology, economy and history, which alter the landscape. This paper concluded a reflection of cultural values on physical environment and landscape change to build environment and human ecology.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect on Major Solar Flares on AR 10720 associated with Halo Coronal Mass Ejections (CMEs)
Autorzy:
Roslan, Akram Zaki
Aziz, A. H. Abdul
Tematy:
CMEs
Coronal Mass Ejections
Geomagnetic storms
Solar flares
The Sun
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Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Powiązania:
https://bibliotekanauki.pl/articles/1162507.pdf  Link otwiera się w nowym oknie
Opis:
This research will focus on the major solar flares (X-Class) from active region AR 10720. All the data were retrieved and analysed from authority agencies which are SOHO and NOAA. From X-ray data, AR 10720 was producing 5 major solar flares namely X1.2, X2.6, X3.8, X1.3 and X7.1 from 106 of total solar flares. From data analysis, all major solar flares were associated with full halo coronal mass ejection (CME) except for solar flare X1.2. If major solar flare happened early, it will potentially to happened again in the same AR in the range 1-3 days. The speed of halo-CME was producing more than 1,000 kms-1. The Dst index shows all major solar flares affected the earth magnetic field and lead to geomagnetic storms in the ranges 1-3 days after the flares events. From proton speed data shows there is no obvious pattern towards major solar flares. From of all these data, prediction of major solar flares can be made in futures research.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Formation of Uniform Germanium Islands on Silicon Substrate Using Nickel as Catalyst by Thermal Evaporation Method
Autorzy:
Jumidali, M.
Hashim, M.
Abdul Aziz, A.
Abd Rahim, A.
Tematy:
81.05.Ea
81.10.Bk
81.15.-z
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Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Powiązania:
https://bibliotekanauki.pl/articles/1193093.pdf  Link otwiera się w nowym oknie
Opis:
Uniform germanium islands (GIs) were grown on Si (100) using a nickel layer as catalyst through the physical vapor deposition of germanium (Ge) powder at 1000°C at different deposition times. Prior to the deposition of Ge layer, nickel (Ni) catalyst was deposited on silicon substrates via radio frequency magnetron sputtering technique. Scanning electron microscopy results showed that the increase in deposition time resulted in a variation in surface morphology. Energy dispersive X-ray spectrometer analysis found that the GI samples composed of Ni element indicating the role of Ni in uniform Ge islands formation. The X-ray diffraction pattern spectra revealed that the GIs exhibited a Ge cubic structure and the intensity of Ge peaks varies with deposition time. In-plane strain indicated that the strain caused by the substrate is tensile and changed to compressive strain at the longer deposition time. The Raman spectra exhibited a red shift in the Ge-Ge peak, compared with the bulk Ge, as a result of compressive strain of the GIs. Fourier transform infrared spectrum analysis also indicated that the optical band gap Eg values of GIs can be varied by deposition time.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Indication of urban expansion of Gujranwala city (Pakistan) by remote sensing and GIS
Autorzy:
Aziz, A.
Anwar, M.M.
Rani, M.
Ahmad, S.
Zaheer, S.
Tematy:
remote sensing
industrial revolution
Earth surface system
human influence
ecological process
human activity
temporal variation
GIS
urban sprawl
ecology
time
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Wydawca:
Fundacja na Rzecz Młodych Naukowców
Powiązania:
https://bibliotekanauki.pl/articles/2049753.pdf  Link otwiera się w nowym oknie
Opis:
Land-cover by land-use shows the influence of human on earth surface by different phenomena’s, ecological processes and human activities, its indication is a parameter of measurement how and with which extent the human influenced the natural surface with temporal variations. The change detection technique is used based upon the temporal observations from 2000 to 2015. Study area is one of the most populated city of Pakistan where industrial revolution is at its peak. The whole study area is categorized into four classes (i.e. Agricultural, Barren, Built-up and semi natural surfaces). The observational intervals were divided into three main classes i.e. 2000 to 2005, 2005 to 2010 and 2010 to 2015. Remarkable changes were occurred in built up area from 2000 to 2015 which is 38.6 % of total area, while the total change/decreased in barren land is -332 9(ha), similarly the Parks and grasses are also in decreasing extent and affect the local biodiversity and natural environment. The land cover is directly proportional to population expansion of urban city. For making the prediction of future urban expansion, previously occurred changes were aggregated to come up with a single value and then adding it to the recent land-use values. The mapping and analysis was undertaken through techniques of remote sensing and GIS, which proved to be very effective to measure the changes, and trend of changes with time, this mapping not only tells us the scale of change but, also tells us the patterns and the forces which causes these changes.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Delphi technique for generating criteria and indicators in monitoring ecotourism sustainability in Northern forests of Iran: Case study on Dohezar and Sehezar Watersheds
Autorzy:
Barzekar, G.
Aziz, A.
Mariapan, M.
Ismail, M.H.
Hosseni, S.M.
Tematy:
Delphi method
ecological indicator
monitoring
ecotourism
sustainability
forest
Iran
watershed
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Wydawca:
Instytut Badawczy Leśnictwa
Powiązania:
https://bibliotekanauki.pl/articles/38399.pdf  Link otwiera się w nowym oknie
Opis:
Ecotourism is widely accepted as the most effective type of sustainable development. For monitoring ecotourism sustainability in the Northern forest of Iran, a study was designed to help identifying criteria and indicators (C&I) with the principle goal to ensure the objectives of forest management, and at the same time – maintain processes in a sustainable manner. Indicators act as an instrument which can be used for monitoring sustainability. Hence indicators should be multidisciplinary, and cover all aspect of social, ecological, cultural, economic and institutional factors affecting sustainability of ecotourism. In this study, C&I were identified by using the Delphi approach through multidisciplinary panel team. Three rounds of meetings were held for discussions and dissemination of research to a panel of local experts. At the end of the second round we reached a consensus on 9 criteria and 61 indicators, which include 21 indicators related to ecological aspects, 8 to economic aspects, 21 to social aspects, 6 to cultural aspects and 5 to institutional aspects. The selected indicators would be applied by the Iranian Cultural, Heritage, Handicrafts and Tourism Organization for monitoring ecotourism sustainability in the Northern forest of Iran.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
An Accuracy Analysis Comparison of Supervised Classification Methods for Mapping Land Cover Using Sentinel 2 Images in the Al‑Hawizeh Marsh Area, Southern Iraq
Autorzy:
Alwan, Imzahim A.
Aziz, Nadia A.
Tematy:
land cover mapping
Sentinel 2
supervised classification
maximum likelihood
Support Vector Machine (SVM)
confusion matrix
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Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Powiązania:
https://bibliotekanauki.pl/articles/1838006.pdf  Link otwiera się w nowym oknie
Opis:
Land cover mapping of marshland areas from satellite images data is not a simple process, due to the similarity of the spectral characteristics of the land cover. This leads to challenges being encountered with some land covers classes, especially in wetlands classes. In this study, satellite images from the Sentinel 2B by ESA (European Space Agency) were used to classify the land cover of Al Hawizeh marsh/Iraq Iran border. Three classification methods were used aimed at comparing their accuracy, using multispectral satellite images with a spatial resolution of 10 m. The classification process was performed using three different algorithms, namely: Maximum Likelihood Classification (MLC), Artificial Neural Networks (ANN), and Support Vector Machine (SVM). The classification algorithms were carried out using ENVI 5.1 software to detect six land cover classes: deep water marsh, shallow water marsh, marsh vegetation (aquatic vegetation), urban area (built up area), agriculture area, and barren soil. The results showed that the MLC method applied to Sentinel 2B images provides a higher overall accuracy and the kappa coefficient compared to the ANN and SVM methods. Overall accuracy values for MLC, ANN, and SVM methods were 85.32%, 70.64%, and 77.01% respectively.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Isolation of Thermotolerant Pathogenic Naegleria australiensis from Diverse Water Resources Including Household Drinking Water in Pakistan
Autorzy:
Tanveer, Tania
Hameed, Abdul
Bin-Dukhyil, Abdul-Aziz A.
Alaidarous, Mohammed
Matin, Abdul
Tematy:
Thermotolerant pathogenic Naegleria
Primary Amoebic Meningoencephalitis
Isolation
Molecular identification
Pakistan
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Wydawca:
Uniwersytet Jagielloński. Wydawnictwo Uniwersytetu Jagiellońskiego
Powiązania:
https://bibliotekanauki.pl/articles/52405185.pdf  Link otwiera się w nowym oknie
Opis:
Naegleria is well recognized for primary amoebic meningoencephalitis which always results into death. To date there is not a single report demonstrating molecular identification of Naegleria from water resources of Pakistan thus the aim of the proposed study.Here, in total 135 various water samples (like domestic tap water, municipal water, sea water, well water, tube well water, canal water, boring water, sewage water, lake water and stream water) were collected across Pakistan and evaluated for Naegleria species. Naegleria australiensis (pathogenic) and Naegleria lovaniensis (non pathogenic) were isolated on non nutrient agar plates and were further identified by PCR and sequencing. To best of our knowledge we have described for the first time the isolation and molecular identification of thermotolerant pathogenic and non pathogenic Naegleria species from diverse water samples including drinking water across Pakistan. The presence of pathogenic Naegleria species in diverse water samples may add the health threat to the community.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Dynamics of Language Attitudes of Young Parents towards the Preservation of the Mother Tongue
Autorzy:
Yusuf, Yunisrina Qismullah
Aziz, Zulfadli A.
Menalisa
Zulfikar, Teuku
Tematy:
Acehnese
Efforts
Language
Attitude Maintenance
Young Parents
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Wydawca:
Akademia Pedagogiki Specjalnej. Language and Society Research Committee
Powiązania:
https://bibliotekanauki.pl/articles/2129820.pdf  Link otwiera się w nowym oknie
Opis:
It is undeniably true that local languages will be preserved if they are respected, used, and inherited to the next generations. They should be used in the family and community so that children do not avoid or become unfamiliar with their vernaculars. This study explored the attitudes of Acehnese young families toward Acehnese language, and further investigating their efforts in maintaining and passing the local language to their children. Twelve Acehnese couples (young parents) residing in Banda Aceh, Indonesia, were interviewed to obtain data. They were chosen on purpose because their first languages had to meet the study’s criteria: (a) Acehnese-speaking parents, (b) Acehnese-speaking fathers and Indonesian-speaking mothers, (c) Indonesian-speaking fathers and Acehnese-speaking mothers; (d) Indonesian-speaking parents, (e) Acehnese-speaking fathers and other ethnic language-speaking mothers; as well as (f) other ethnic language-speaking fathers and Acehnese-speaking mothers. The data were then transcribed and identified for the key points, patterns, or themes in accordance with the attitudes of Acehnese young parents toward Acehnese language. The findings show that the Acehnese language was highly valued for being the heritage language, connecting people within and outside of families, expressing emotions, and requiring promotion despite its low popularity. Although a majority of parents in this study saw the Acehnese language as important for expressing their Acehnese identity and were aware of its values, they failed to pass the language on to their children. Out of the twelve families, only one family succeeded in passing on and maintaining Acehnese to their children. Nevertheless, language maintenance in the home works if parental practical efforts are made by providing their children with linguistic resources, and most important of all, using the local language in interactions with them.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The modelling of tomato crop response to the climate change with different irrigation schemes
Autorzy:
Hendy, Zeinab M.
Attaher, Samar M.
Abdel-Aziz, Ahmed A.
El-Gindy, Abdel-Ghany M.
Tematy:
AquaCrop model
deficit irrigation
RCP4.5
RCP8.5
Pokaż więcej
Wydawca:
Instytut Technologiczno-Przyrodniczy
Powiązania:
https://bibliotekanauki.pl/articles/27312633.pdf  Link otwiera się w nowym oknie
Opis:
The inequality between available water supplies and growing water demand from diverse sectors, as well as the predicted climate changes are putting significant pressures on Egypt’s food security. There is a nation-wide demand for new scientifically proven on-farm practices to boost water productivity of major food crops. The objective of this study was to explore the use of various deficit irrigation schemes to improve water productivity (WP) of tomato cultivated in Egypt under distinct climate change scenarios, RCP4.5 and RCP8.5, in three time-steps of the reference period (2006-2016), 2030s, and 2050s. The AquaCrop model was used to simulate the influence of climate change on the tomato crop, as well as two deficit irrigation application schemes for the full growing season and the regulated application for the initial and maturity crop stages. With the same irrigation method, the predicted WP increased in a general pattern across all climate change scenarios. The combination of irrigation schedule with the 80% deficit irrigation can enhance WP near the optimum level (approximately 2.2 kg∙m-3), especially during early and mature stages of the crop, saving up to 16% of water. The results showed that the expected temperature rise by 2050s would reduce the crop growth cycle by 3-11 days for all irrigation treatments, resulting in a 1-6% decrease in crop evapotranspiration (ETc) and affecting the dry tomato yield with different patterns of increase and decrease due to climate change.
Dostawca treści:
Biblioteka Nauki
Artykuł

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