By Gennady I. Belchansky

ISBN-10: 0203008863

ISBN-13: 9780203008867

ISBN-10: 0415269652

ISBN-13: 9780415269650

Energetic (imaging radar) and passive (radiometer) microwave platforms are more and more used for Arctic ecological examine. regrettably, formerly ecologists attracted to distant sensing usually lacked entry to the entire suite of actual and analytical concepts of microwave structures, info processing, and ecological purposes simply because an appropriate reference e-book didn't exist. Arctic Ecological learn from Microwave satellite tv for pc Observations solutions this call for via summarizing the most microwave satellite tv for pc purposes for Arctic ecological examine. This publication is worthwhile to experts with a heritage in microwave recommendations, in addition to to different ecologists attracted to purposes of microwave energetic and passive distant sensing for tundra, boreal woodland, and Arctic sea-ice habitat and marine mammal stories. It offers a short advent to Arctic ecological difficulties, the position of satellite tv for pc sensing for tracking Arctic ecosystems, and comparable information processing functions. the amount then examines result of Arctic sea-ice habitat experiences utilizing OKEAN-01 satellite tv for pc information, then presents a comparative research of multisensor satellite tv for pc tracking of habitat utilizing OKEAN-01, SSM/I and AVHRR satellite tv for pc tools. It additionally describes the overview of relative details content material of ALMAZ-1, ERS-1, JERS-1 SAR, and Landsat-TM info for making a choice on rainy tundra habitats. The e-book concludes with result of delicate boreal wooded area sort detection to watch strength affects of weather switch on boreal woodland constitution.

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Extra resources for Arctic Ecological Research from Microwave Satellite Observations

Sample text

Despite the unique capabilities of microwave systems to measure surface parameters, their operating range is limited to a small portion of the electromagnetic spectrum. In this context, only coincident multispectral multisensor measurements can provide an accurate description of Arctic ecosystem parameters. The imaging radar, in conjunction with microwave radiometer and visible and infrared (IR) radiometer, are needed to provide a complete description of the surface characteristics. Owing to the increasing number of operational and proposed microwave satellite systems, the potential for microwave data to address Arctic ecological questions warrants thorough investigation.

Large-scale variations in observed Antarctic sea ice extent and associated atmospheric circulation. Monthly Weather Review, Vol. 109, pp. 2323–2336. , Gloersen, P. , 1984. Determination of sea ice parameters with Nimbus-7 SMMR. Geophys. , Vol. 89(D4), pp. 5355–5369. A. and Onstott, R. , 1990. Investigation of the effects of summer melt on the calculation of sea ice concentration using active and passive microwave data. Geophys. , Vol. 95(C4), pp. 5339–5369. , Gloersen, P. , 1997.

Over longer periods, the effects of warming will feed back into the climate system through sustained changes in the extent of snow and sea ice, in the structure of Arctic ecosystems and in global ocean circulation (Gloersen and Campbell, 1988; Hall, 1988; Kondratyev, 1995). This offers an opportunity for early detection of changes by systematic monitoring of the amount of sea ice and snow, the duration of summer melting and Arctic ecosystems. The main goals of Arctic research are understanding the role of the Arctic Ocean and ice cover in the heat and moisture transfer between the ocean and the atmosphere, and heat redistribution from low to high latitudes.

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Arctic Ecological Research from Microwave Satellite Observations by Gennady I. Belchansky

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