Geographical Information Systems (GIS)

State of the Climate in Asia 2024

The World Meteorological Organization’s State of the Climate in Asia 2024 report warns that the region is warming nearly twice as fast as the global average, driving more extreme weather and posing serious threats to lives, ecosystems, and economies. In 2024, Asia experienced its warmest or second warmest year on …

Delineation and characterization of waterlogged salt affected soils in IGNP using remote sensing and GIS

The India Remote Sensing data on 1:50,000 scale revealed the occurrence of permanent waterlogging in low-lying flats and depressions of the Indira Gandhi Nahar Pariyojona (IGNP) command area. Such data also indicated seasonal dynamics of waterlogging and soil salinization in irrigated areas.

Identification of groundwater potential zones of a tropical river basin (Kerala, India) using remote sensing and GIS techniques

The present work accentuated the expediency of remote sensing and geographic information system (GIS) applications in groundwater studies, especially in the identification of groundwater potential zones in Ithikkara River Basin (IRB), Kerala, India.

Eye on accuracy

Life has no free lunches. More so, when a rapidly growing population wants to somehow bite into the limited pie of resources. This mad scramble has made measurement of who uses how much all the more vital. It is for this reason that utility managers are investing in meters that …

NDMC builds digital database of area

The New Delhi Municipal Council (NDMC) has been carrying out GIS (geospatial information system) mapping of the area under its jurisdiction. The civic agency has completed 75% of the exercise and the digital platform has now been integrated with an asset management system. The information compiled is being used for …

Assessment of post tsunami coral reef resource in Pongi Balu coast, south Andaman Islands

In the present study, an assessment of the status of coral reefs along the Pongi Balu coast, south Andaman Islands, which is a part of the Mahatma Gandhi Marine National Park, has been made by scuba diving, low draft glass-bottom boat and visual interpretation in some places during low-tide condition.

Scientists fuel green dreams in Raj desert

Ajmer: A group of top scientists of the country are pooling in their minds here to help the state fight its arid zones. According to the scientists, remote sensing and geomatics

Proposed landslide mapping method for Canacona region

This report proposes a method for mapping landslides. It describes the geological reasons behind the landslides that occurred in the Canacona taluka. As noted by the Canacona Flash Floods Study Committee, these landslides occurred on steep slopes; the cascading water triggered the landslides. The method described in this report makes …

29% of buildings vulnerable to quakes

A survey to assess seismic vulnerability of the built environment in Chennai has classified 29 per cent of the buildings in the city as highly vulnerable in an earthquake event. The survey undertaken by the Centre for Disaster Mitigation and Management (CDMM) at Anna University aerially mapped 22,758 medium-to-tall buildings …

A GIS based modeling approach for identifying suitable districts of Orissa for the potential forest based industry development

Forest based industry and business is not only important for the economic development of the country. It also provides employment to rural people living near or inside the forest. The aim of present study was to identify districts in Orissa having potential for forest based, industrial development, considering vegetation, socio …

Seasonal variability of biomass open burning activities in the greater Mekong sub-region

The seasonal variability of biomass open burning activities in the Greater Mekong sub-region (GMS) with focus on carbon monoxide (CO) and total particulate matter or aerosol (TPM) emissions was investigated in order to document the characteristics of this significant source of air pollutants in the region.

Analysis of rainfall in assessing drought using remote sensing & Geographical Information System - A case study of Gulbarga District in Karnataka

Rain is the only source of water on the earth and for conserving this precious resource, the base is the land. Shortage of rainfall coupled with its erratic distribution during rainy season causes severe water deficit conditions resulting in various intensities of droughts. Drought varies in different parts of the …

Morphometric study of the Dudhana river basin (Maharashtra)

Watershed response to produce runoff by a rainfall event depends upon the watershed characteristic and each watershed has its exclusive characteristics. However, most of the watersheds lacks in the facility of recording runoff, in such a case, morphometric parameters of a watershed are valuable information to evaluate watershed capacity to …

Develop a baseline document to capture and analyse existing approaches and methodologies for hazard risk & vulnerability assessment: final report

The objective of this baseline document is to develop a common understanding and shared knowledge about the various methods and technologies to conduct HRVA (Hazard Risk & Vulnerabilty Assessment) at different levels of governance.  

National assessment of shoreline change: Puducherry coast

This report on the Puducherry Coast represents long-term shoreline change for a period of 38 years from 1972 - 2010. It summarizes historical changes in shoreline, both accretion and erosion, but emphasizes the erosion hazard because of its impacts on natural resources and the economy. This report on the Puducherry …

The State of World Fisheries and Aquaculture 2010

Against a backdrop of global economic uncertainty, this issue of The State of World Fisheries and Aquaculture highlights the major role and challenges facing fisheries and aquaculture worldwide. With a steadily rising demand for fish and fish products, the supply of fish as human food hit a record high in …

Impact analysis of open cast coal mines on land use/ land cover using remote sensing and gis technique: a case study

Industrialisation plays vital role in the overall development and progress of any region. Along with the development, on the same time, it has the adverse impact on environment such as air pollution, water pollution and many others.Wardha basin of Chandrapur district (M.S) has abounded with ample high quality coal minerals. …

Development of decision support system for municipal solid waste management in India: A review

The complexity of issues involved in municipal solid waste management necessitates development and application of new tools capable of processing data inputs of varying formats, numerical models and expert opinions in multi objective decision making scenario. Decision Support Systems (DSS) are among the most promising approaches to confront such situations. …

Detecting and understanding drivers of natural and eco-environmental vulnerability due to hydro geophysical parameters, ecosystem and land use change through multispectral satellite data sets in …

The Apodi estuarine located in the north coast of Rio Grande do Norte State; it is a typical and key valley region with apparent upland ecosystem vulnerability and sensitivity. In order to analyze natural and eco­environmental vulnerability, remote sensing (RS) and geographical information system (GIS) technologies are adopted and an …

Assessment of land resources and its implication in and around Rajampet, Kadapa District, Andhra Pradesh by using remote sensing and GIS

Remote sensing is a direct adjunct to field, recently playing an important role in the study and assess the natural resource in any part of the world. In this view the present work has been taken upto study and assess the natural resources and environmental potential in and around Rajampet …

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