QGIS is the world’s most popular free and open-source geographic information system. Whether you’re a student, researcher, or professional looking to create maps without expensive software licenses, this guide will walk you through creating your first map from scratch. What You’ll Need A computer running Windows, Mac, or Linux About 2GB of free disk space…
Abstract: This study presents a comparative analysis of urban heat island (UHI) intensity across twelve metropolitan areas using Landsat 8 thermal infrared imagery. Our findings demonstrate a strong correlation between impervious surface coverage and nocturnal temperature differentials, with implications for urban planning and climate adaptation strategies. Introduction Urban heat islands—the phenomenon where cities experience significantly…
Washington, D.C. — The U.S. Geological Survey announced today a $50 million expansion of the 3D Elevation Program (3DEP), marking the largest single investment in national elevation data since the program’s inception in 2016. What’s New The funding will accelerate the collection of high-quality LiDAR data across priority areas including flood-prone regions, wildfire risk zones,…
Project Overview When Cascade Timber Resources approached BW Geo in early 2025, they faced a familiar challenge: accurately mapping 50,000 acres of rugged forest terrain while keeping costs manageable. Traditional ground surveys would have required months of fieldwork and a budget exceeding $2 million. The Challenge The terrain presented significant obstacles: steep slopes averaging 35…
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