467,101 research outputs found

    An examination of the potential applications of automatic classification techniques to Georgia management problems

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    Automatic classification techniques are described in relation to future information and natural resource planning systems with emphasis on application to Georgia resource management problems. The concept, design, and purpose of Georgia's statewide Resource AS Assessment Program is reviewed along with participation in a workshop at the Earth Resources Laboratory. Potential areas of application discussed include: agriculture, forestry, water resources, environmental planning, and geology

    Information-Communication Technologies as an Integrated Water Resources Management (IWRM) Tool for Sustainable Development

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    Sustainability is a crucial and at the same time vital approach for satisfying future generations’ rights on natural resources. Toward this direction, global policies, supported by international organizations such as UNESCO and its international science programs, foster sustainable development as principal concept for the management of various thematic areas including the environment. The present work promotes the integration of information-communication technologies (ICTs) in the water resources management field as a state of the art concept that sets the basis for sustainable development at global scale. The research focuses on the ICTs contribution to the evolution of scientific and technological disciplines, such as satellite earth observations, real time monitoring networks, geographic information systems, and cloud-based geo information systems and their interconnection to integrated water resources management. Moreover, selected international research programs and activities of UNESCO International Hydrology Programme (IHP) are synoptically but comprehensively being presented to demonstrate the integration of the technological advances in water resources management and their role toward sustainable development

    Program on Earth Observation Data Management Systems (EODMS)

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    An assessment was made of the needs of a group of potential users of satellite remotely sensed data (state, regional, and local agencies) involved in natural resources management in five states, and alternative data management systems to satisfy these needs are outlined. Tasks described include: (1) a comprehensive data needs analysis of state and local users; (2) the design of remote sensing-derivable information products that serve priority state and local data needs; (3) a cost and performance analysis of alternative processing centers for producing these products; (4) an assessment of the impacts of policy, regulation and government structure on implementing large-scale use of remote sensing technology in this community of users; and (5) the elaboration of alternative institutional arrangements for operational Earth Observation Data Management Systems (EODMS). It is concluded that an operational EODMS will be of most use to state, regional, and local agencies if it provides a full range of information services -- from raw data acquisition to interpretation and dissemination of final information products

    Revisiting the status of space-borne lidar missions for assessing structural and biophysical forest parameters in the context of sustainable management of Earth resources

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    International audienceAssessing forest aboveground biomass at global scale is crucial to address the challenge of sustainable management of forest resources and to strengthen forest-based climate change mitigation. To achieve this goal relying on spaceborne lidar missions is acknowledged to be a highly relevant solution. However, if this is taken as a given from the measurement point of view, the premise that spaceborne observation is the most suitable solution to provide information for sustainable management of forest resources is worth discussing. In this paper we suggest to take a fresh look at measurement processes designed to support the monitoring of Earth resources. We discuss the sustainability of Earth observation from space considering (1) issues that call into question the assumption that Earth-orbiting platform will always be available to the civilian remote sensing community and (2) issues concerning environmental impacts of space activity on the Earth. This leads us to suggest some actions that could help to design future observation systems in a more sustainable way in order to strengthen the capacity of measurement processes to meet their stated functional goal, i.e. sustainable management of forest resources

    Remote sensing in the coastal and marine environment. Proceedings of the US North Atlantic Regional Workshop

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    Presentations were grouped in the following categories: (1) a technical orientation of Earth resources remote sensing including data sources and processing; (2) a review of the present status of remote sensing technology applicable to the coastal and marine environment; (3) a description of data and information needs of selected coastal and marine activities; and (4) an outline of plans for marine monitoring systems for the east coast and a concept for an east coast remote sensing facility. Also discussed were user needs and remote sensing potentials in the areas of coastal processes and management, commercial and recreational fisheries, and marine physical processes

    Mojave Desert - Land Ownership and Administration

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    Produced for the Mojave Desert Ecosystem Program under the United States Department of Defense Legacy Program in cooperation with the Department of the Interior. Cartography and image processing by: Remote Sensing and Geographic Information Systems Laboratory Department of Geography and Earth Resources College of Natural Resources Utah State University Logan, Utah 84322–5240 Cartographic preparation and printing by U.S. Geological Survey, 1998. Land ownership compiled from 1:100,000-scale Bureau of Land Management Surface Management Status maps. Populated places produced from USGS Geographic Names Information System. Roads and water bodies produced from USGS 1:100,000-scale Digital Line Graph data. Project boundary based on the Mojave Desert Section delineated by Robert G. Bailey, 1995, with a 50 kilometer buffe

    High resolution agriculture land cover using aerial digital photography and GIS : a case study for small island states

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    Chapter 7With the advent of site-specific crop management, sustainability and profitability, land farming now requires information and technology-based management system to identify, analyse and manage spatial and temporal resource variability. Th is approach is being made increasingly possible by recent innovation in information technologies such as mobile devices, geographic information systems, positioning technologies (such as Geographical Position system), and Earth Observations. Such innovation now off ers a holistic approach to micro-manage agricultural resources. (Robert et al., 1994). Basic mapping and farm-level record keeping is one of the first precision agriculture practices that must be implemented in a typical productive agriculture operation (Stombaugh et al., 2001). Typical tasks include mapping of variations that occur in largescale field features such as vegetation stress, crop rotation, inventorying, irrigation, soil drainage and erosion, pest control, etc. Th e search for a low cost methodology that takes into account the growth of information technology in data capture and surveying, data processing, database creation and geographic information systems becomes mandatory in order to respond to such needs. Th e study constitutes, for the first time in Malta, the collection of high precision farming statistics that makes use of an inexpensive system for aerial mapping that requires minimal ground truthing. Th e effectiveness of such a method for small areas was later demonstrated by Galdies and Borg (2006) related to coastal and beach management in the Maltese islands. In the current case, digital aerial remote sensing enabled the accurate mapping of agricultural variables, and coupled with ground survey data, resulted in the production of precise, high resolution agricultural crop-cover maps. Additional information can be further derived from this data that can be used for the optimisation of micro agriculture practices.peer-reviewe

    Mojave Desert - Shaded Relief

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    Produced for the Mojave Desert Ecosystem Program under the United States Department of Defense Legacy Program in cooperation with the Department of the Interior. Cartography and image processing by: Remote Sensing and Geographic Information Systems Laboratory Department of Geography and Earth Resources College of Natural Resources Utah State University Logan, Utah 84322–5240 Cartographic preparation and printing by U.S. Geological Survey, 1998. Shaded Relief derived from U.S\u3e Geological Survey (USGS) National Elevation Database. Solar elevation 25°, azimuth 315°, exaggeration 5x, ambient light 0.5 Land ownership compiled from 1:100,000-scale Bureau of Land Management Surface Management Status maps. Populated places produced from USGS Geographic Names Information System. Roads and water bodies produced from USGS 1:100,000-scale Digital Line Graph data. Project boundary based on the Mojave Desert Section delineated by Robert G. Bailey, 1995, with a 50 kilometer buffer

    Current Status and Perspectives for the Estimation of Crop Water Requirements from Earth Observation

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    This paper presents an overview of current techniques and recent developments in the application of Earth Observation data for assessing crop water requirements. During recent years there has been much progress in understanding land surface-atmosphere processes and their parameterisation in the management of land and water resources. This knowledge can be combined with the potentiality of Earth Observation techniques from space, which are able to provide detailed information for monitoring agricultural systems. As today, two main developments in the field of Earth Observation data acquisition and analysis have occurred: a) availability of new generations of sensors, with enhanced spectral and spatial resolution; b) detailed knowledge of the processes that determine the response of land surface as detected from remote sensors in different regions of the electromagnetic spectrum. These advancements have made possible a "quantitative" approach in the interpretation of Earth Observation data, ready for being transferred to operative applications i.e. for irrigation scheduling and water management. This paper presents a review of current applications of optical data in the visible and near infrared spectral regions, with particular emphasis to the experiences developed by the author within AQUATER and other research projects project
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