Remote Sensing

Order of the National Green Tribunal regarding pollution caused by Talcher Coalfield under Mahanadi Coalfields Limited, Angul district, Odisha, 06/03/2024

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Sridhar Samal Vs State of Odisha & Others dated 06/03/2024. The matter related to pollution caused by Talcher Coalfield under Mahanadi Coalfields Limited in the course of its operation. It was said that on a daily …

Of the people? By the people? For the people?

The debate about best policies for GI has been a long and unfinished one hed one. This article goes into the fundamental issues and provides two complementary perspectives. Firstly, policies about GI in a nation are con are controlled by the very nature of its governance. Secondly, the use of …

Dynamics of a river system– the case of the Kosi river in north Bihar

The paper presents an account of the Kusaha breach of the Kosi river which has been widely perceived as a flood event in the media and scientific circles. It is true that a large area was inundated after this event but it is important to appreciate that this inundation was …

Palaeodrainage and palaeoclimate of North-West India

Geological records point out to a period of aridity 10,000 years ago, at the end stage of Pleistocene glaciation, which gradually changed to a wet phase. Copious rainfall in the Himalayan region gave rise to innumerable rivers, mainly Saraswati river along with six other rivers which flowed down in cascades …

Surface soil moisture changes during 2007 summer monsoon season derived from AMSR-E Land3 product

Soil moisture is an important component of the hydrological cycle. It contributes significantly to the water and energy flux from the surface of the earth, which in turn drives the atmospheric circulation. In spite of its importance, information on soil moisture is difficult to get. In India, soil moisture-measuring stations …

A satellite-based study of coal fires and open-cast mining activity in Raniganj coalfield, West Bengal

Satellite-based mapping of coal fire is an effective technique in terms of cost and time. At present, ASTER (Advanced Spaceborne Thermal Emission and Reflection Radiometer) is the only available spaceborne sensor, which provides multi-channel thermal data. ASTER provides moderate-resolution thermal data useful for mapping of coal fires, which generally have …

Remote sensing satellites to monitor drought in state

Remote sensing satellites will be used by the state Government for monitoring drought in the state. A spokesman of the Science and Technology Department, Haryana, said a Memorandum of Understanding (MoU) has been signed between Haryana Space Application Centre (HARSAC), an autonomous body of the department of Science and Technology …

Spatial modeling and preparation of decision support system for conservation of biological diversity of Barnadi WS, Assam

This study aimed to create a complete GIS base database for the entire sanctuary using ancillary data of the sanctuary as well as using recent technology i.e. Remote Sensing and GIS, habitat characterization pattern of Barnadi WLS, create a decision support system (DSS) of Barnadi WLS using geo-informatics and analyze …

Delineation of potential sites for water harvesting structures using remote sensing and GIS

Availability of groundwater varies spatially and temporally depending upon the terrain. The scarcity of water affects the environmental and developmental activities of an area. Construction of small water harvesting structures across streams/watersheds is gaining momentum in recent years. In the present study, potential sites for construction of rainwater harvesting structures …

Flood risk analysis in the Kosi river basin, North Bihar using multi-parametric approach of Analytical Hierarchy Process (AHP)

The Kosi river in north Bihar plains, eastern India presents a challenge in terms of long and recurring flood hazard. Despite a long history of flood control management in the basin for more than 5 decades, the river continues to bring a lot of misery through extensive flooding. This paper …

Application of remote sensing technology for impact assessment of watershed development programme

The current study was taken up to investigate the utility of remote sensing and GIS tools for evaluation of Integrated Wasteland Development Programme (IWDP) implemented during 1997-2001 in Katangidda Nala watershed, Chincholi taluk, Gulbarga district, Karnataka.

Morphometry using remote sensing and GIS techniques in the sub basins of Kagna River basin, Gulburga District, Karnataka

The study area is a part of Kagna river basin in the Gulburga district of Karnataka, India. Remote sensing and GIS techniques have proved to be efficient tools in drainage delineation and their updation. These updated drainages have been used for the morphometric analysis. The morphometric analysis was carried out …

Integrated disaster management (An arena for interstate cooperation amongst states in India)

The paper presents an argument for increased cooperation amongst states in India for the purpose of effective and integrated disaster management. Disasters do not recognise political boundaries and even when they are localised, their after-effects spill over to other states in the Union. Various mutually beneficial reasons for the states …

Now, GPS to monitor migratory birds

Yogesh Kabirdoss, Chennai: GLOBAL Positioning System (GPS) has come handy to study the movement of migratory birds in the State. Come December, the field station of Bombay Natural History Society (BNHS) Mission, an NGO, which is engaged in natural conservation at Kodiakkkadu in Nagapatinam district, will start monitoring the movement …

Nano land identified through remote sensing

AHMEDABAD : Images beamed by satellites helped decide where Nano

Assessing SDI readiness in Pakistan

For more than a century, humanity has started showing concern for the future of our planet. Natural resources like water reservoirs, forests, oil and gas fields have drawn attention of governments all over the world due to their limited capacity on the one hand and their rapid consumption on the …

Apple orchard characterization using remote sensing and GIS for Kinnaur, Chamba and Sirmaur districts in Himachal Pradesh

Himachal Pradesh offers ideal condition for horticulture-based economy because of its diversity in topography, altitude, and agro-climate.

Forest cover assessment and trend (1970s to 2001) in Central India using remote sensing and GIS

Forest cover assessment in India is being carried out using satellite remote sensing for more than two decades. In the present study an attempt has been made to map forest cover of Central India on 1 : 50000 scale using satellite data of 1970s. While compiling the data of forest …

Impact assessment of coal mines in Erai watershed of Chandrapur district using geoinformatics

The industrial development and growing population in India is in demand of more energy. Coal based thermal power generation is a major source of energy and is expanding at a very high rate leading to over exploitation of coal reserves, which is causing adverse impacts on the environment. Remote sensing …

Hazard evaluation of livestock pressure on natural rangelands of Iran

Overgrazing accelerates soil and vegetation degradation in rangelands. So, Livestock Population Density-i.e. allocated number of sheep per ha can serve as an index for measuring pressure on range environment. For this purpose, Sadra region has been selected as the study area, where it is located in the upper reaches of …

Satellite rainfall estimation in the Hindu Kush-himalayan region

Satellite-enhanced rainfall estimation appears to offer an effective and viable alternative means for estimating precipitation. Satellite-improved rainfall estimates for the HKH region delivered in a timely fashion will facilitate the use of regional flood-information systems. These estimates, enhanced by gauge data, will improve rainfall analyses that are currently interpolated solely …

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