نتایج جستجو برای: microleis mediterranean land evaluation information systemhas evolved towards an agro

تعداد نتایج: 6943386  

Journal: :IJSDIR 2011
Abd Halim Hamzah Abdul Rashid Mohamed Shariff Ahmad Rodzi Mahmud Nik Mohd Zain Nik Yusof Mohd Ali Hishamuddin

Land administration started with a manual land tax collection and subsequently moved towards computerised system to improve the land information delivery services. However, three factors in non-technical integration issues (institutional, legalisation and social) have turned out to be the main problems for land administration stakeholders especially at national level for multi-government countr...

Khadijeh Abolfathi Marzieh Alikhah-Asl Mohammad Namdar Mohammad Rezvani

The growing population and increasing socio-economic necessities creates a pressure on land use/land cover. Nowadays, land use change detection using remote sensing data provides quantitative and timely information for management and evaluation of natural resources. This study investigates the land use changes in part of Hableh Rood Watershed of Iran using Landsat 7 and 8 (Sensor ETM+ and OLI) ...

2011

This paper examines the effect of pastoralist-farmers conflict on access to resources in savanna area of Oyo state, Nigeria. A snow ball technique was used to obtain a list of agro-pastoralists and their camps in the study area whose conflicts with crop farmers were caused by the nomadic pastoralists’ uncontrolled grazing. Fifty percent of the households in each camp were randomly chosen and si...

2017
Amy McNally Kristi Arsenault Sujay Kumar Shraddhanand Shukla Pete Peterson Shugong Wang Chris Funk Christa D Peters-Lidard James P Verdin

Seasonal agricultural drought monitoring systems, which rely on satellite remote sensing and land surface models (LSMs), are important for disaster risk reduction and famine early warning. These systems require the best available weather inputs, as well as a long-term historical record to contextualize current observations. This article introduces the Famine Early Warning Systems Network (FEWS ...

2013
Estela Nadal-Romero José M. García-Ruiz

In this study we analyzed runoff and sediment yield from land under various traditional and current land uses in Mediterranean mountain areas, using long-term data from an experimental station in the Aísa Valley, Central Spanish Pyrenees. The Aísa Valley Experimental Station was established in 1991. The operation and monitoring at this station has provided 20 years of data that can help explain...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2005
Günther Fischer Mahendra Shah Francesco N Tubiello Harrij van Velhuizen

A comprehensive assessment of the impacts of climate change on agro-ecosystems over this century is developed, up to 2080 and at a global level, albeit with significant regional detail. To this end an integrated ecological-economic modelling framework is employed, encompassing climate scenarios, agro-ecological zoning information, socio-economic drivers, as well as world food trade dynamics. Sp...

2015
Josephine Sahner Sri Wilarso Budi Henry Barus Nur Edy Marike Meyer Marife D. Corre Andrea Polle Robert Bradley

Conversion of tropical forests into intensely managed plantations is a threat to ecosystem functions. On Sumatra, Indonesia, oil palm (Elaeis guineensis) plantations are rapidly expanding, displacing rain forests and extensively used rubber (Hevea brasiliensis) agro-forests. Here, we tested the influence of land use systems on root traits including chemical traits (carbon, nitrogen, mineral nut...

2008
A. Lobo A. LOBO

Earth observation at regional scales, such as of the Iberian Peninsula or Mediterranean Basin, is an important tool to understand the relationships between climate and surface properties. Among the different layers of information that can be derived from satellite imagery, land cover maps are important by themselves and as an aid to infer other variables. Land cover legends at regional scales r...

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