Category Archives: Remote Sensing 101

Aerial Photography: A Brief History

Posted on September 15, 2021 by Rashid Faridi

Aerial imaging or aerial photography means taking images of the surface of the earth from an elevated position this can be done using different platforms which includes satellites drones, airplanes and other platforms. This was not always the case before … Continue reading →

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History of Aerial Photography

Posted on February 18, 2020 by Rashid Faridi

The first real Aerial photograph was taken around 1826. The first aerial photograph was taken in 1858 by Felix Tournachon, known as Nadar, from a tethered balloon over the Bievre Valley in France. Those photographs no longer exist. The oldest surviving aerial … Continue reading →

Posted in Class Notes, earth, Geography Practicals/Lab and Statistical Techniques, GIS, Remote Sensing 101, urban morphology, Urban Studies | Leave a comment

Concept and Applications of Digital Elevation Model (DEM)

Posted on April 27, 2017 by Rashid Faridi

A digital elevation model (DEM) is a digital model or 3D representation of a terrain’s surface — commonly for a planet (including Earth), moon, or asteroid — created from terrain elevation data. In most cases the term digital surface model represents the earth’s surface and includes … Continue reading →

Posted in Class Notes, earth, GIS, Remote Sensing 101 | 1 Comment

Agreement on IRS Satellite Data Between India and Brazil (link)

Posted on July 27, 2014 by Rashid Faridi

India and Brazil signed an agreement recently which would allow the Brazilian earth stations to receive and process data from Indian Remote Sensing satellites (IRS). The financial terms of the agreement states that INPE will, with its own regular budgetary … Continue reading →

Posted in Links, News, Remote Sensing 101, Satellites | Tagged , , , | Leave a comment