The Power of Open Source Geospatial Tools
GIS and Earth Observation University Blog
by
1M ago
In today's era, a company needs to be in continuous pursuit of progress and innovation. It should have a good understanding of the tools offered by current technology and utilize them to the best of its ability. This is where the use of open source geospatial tools comes into play. GIS is not only used in fields related to engineering or image and photo processing. The opportunity it provides to users to create and manipulate maps, combined with the easy input, processing, and visualization of spatial data, paves the way for businesses to use it according to their specific needs and purposes ..read more
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Exploring Different Types of Maps
GIS and Earth Observation University Blog
by Anastasia Sarelli
1M ago
Maps come in a variety of types, each with a unique purpose and way of presenting information. From showing us physical landscapes and political boundaries to revealing patterns in data and guiding us on our travels, different types of maps offer insights into the world around us. Whether you're looking for directions, exploring geographic features, or studying data trends, there's a map type designed to cater to your specific needs and interests. With a wide array of applications, maps prove to be versatile tools. They can assist our everyday life in multiple ways, such as in: Navigation: Ma ..read more
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Dissolve, Intersect, Union, Merge: Geoprocessing made simple pt2
GIS and Earth Observation University Blog
by
1M ago
Geoprocessing is a fundamental aspect of geospatial engineering, which involves the manipulation and analysis of geographic data to draw meaningful insights. It includes a suite of operations that enable us to analyze, transform, and manage spatial information efficiently. Let's make geoprocessing simple by introducing four essential tools: Dissolve, Intersect, Union, and Merge. Dissolve The dissolve tool comes in handy when you need to combine neighboring features in a layer that share a common attribute value. This is particularly useful for streamlining data for visualization and analysis p ..read more
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Buffer, Clip, Erase: Geoprocessing made simple
GIS and Earth Observation University Blog
by
1M ago
Geoprocessing is a fundamental aspect of geospatial engineering, which involves the manipulation and analysis of geographic data to draw meaningful insights. It includes a suite of operations that enable us to analyze, transform, and manage spatial information efficiently. Let's make geoprocessing simple by introducing three essential tools: Buffer, Clip, and Erase. Buffer The buffer tool serves to create a buffer zone around input vector features. This zone's width can be defined either as a constant value or extracted from an input attribute table. The main parameters that should be of conce ..read more
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Combating food insecurity with geo-spatial techniques
GIS and Earth Observation University Blog
by Omeje Kingsley Chinecherem
1M ago
Jack Dangermond during the ESRI conference 2021, theme creating a sustainable future, said ‘lack of understanding of our reality is one of the greatest risks our society is facing and our future depends on creating and applying this understanding. The United States  Agency for international development (USAID, 1992), defined food insecurity as when all people at all times have both physical and economic access to sufficient food to meet their dietary needs for productive and healthy lives.   The issue of a hunger strike that is ravaging the world ecosystem is been caused by the ..read more
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SAR Remote Sensing: A solution to Detecting Microplastics in Oceans
GIS and Earth Observation University Blog
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1M ago
written by Dennis Gesengi Kenyatta. Microplastics: An Emerging Problem  In 2016, microplastics detection studies estimated that the world's oceans had around 51 trillion pieces of microplastics. Microplastics can slip through filters designed to remove contaminants from drinking water. Plastics also collect bacteria, pathogens, toxins, and potentially toxic algae. Fish may confuse microplastics for prey. And, of course, humans eat fish. A 2018 National Geographic research discovered microplastics in 90 percent of the table salt brands investigated globally. Since there is no technolo ..read more
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1st GEO University Blog Contest - RESULTS
GIS and Earth Observation University Blog
by
1M ago
We are in the happy position to announce the results of the 1st GEO University Blog Contest! With a participation from all over the world, the covered topics were multidiversed and related to: Remote Sensing in Environment (atmosphere, agriculture, water, land) Geoinformation for Blue Economy & Blue Growth Urban Remote Sensing Land Use / Land Cover Remote Sensing for Natural Hazards Radar Remote Sensing, Lidar Thermal Remote Sensing Applications in GIS using Python, R or other programming language The articles that were submitted for the contest are the following: Author Blog Article ..read more
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The impact of laterite excavation on vegetal cover in Birigi village of Bosso local government area of Niger State
GIS and Earth Observation University Blog
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1M ago
written by Olamide Joseph Falusi. Abstract  The impact of laterite excavation activity on the vegetal cover has brought a distortion on the environmental landscape, which is mostly caused by construction companies, leading to a  deteriorating effect on the inhabitants of the nearby community such as Birigi village. This study explored the impact of laterite excavation activity on the vegetal cover of the land area in Birigi  Village Niger State, Nigeria. Landsat satellite images acquired in 2005 and 2015 were gotten from Global Land Cover Facility (GLCF), United States Geol ..read more
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Application of Local Climate Zone Concept in Urban Areas
GIS and Earth Observation University Blog
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1M ago
written by Sanober Naheed. Introduction  The physical landscape has been highly influenced and altered by the process of urbanization, frequently accompanied by environmental issues and health concerns, such as urban heat islands, air quality degradation, heatstroke, overweight, hypertension, infectious diseases, and increasing deaths caused by injuries. Advances in urban climatology are addressing these adversities, where numerical and physical models, in conjunction with urban canopy parameters (UCPs), are used to investigate the relationship between city structure and local climat ..read more
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