Have you ever wondered what the name of the technique is for measuring at a distance? The answer is LiDAR, which stands for Light Detection and Ranging. LiDAR is a remote sensing method that uses light in the form of a pulsed laser to measure variable distances to the Earth. This technology is commonly used in applications such as topographic mapping, forestry, archaeology, and self-driving cars. LiDAR works by emitting laser pulses towards the ground and measuring the time it takes for the light to bounce back. By calculating the time it takes for the light to return, LiDAR systems can accurately determine the distance between the sensor and the object being measured. This allows for highly detailed 3D maps to be created with precise measurements of elevation and terrain features. One of the key advantages of LiDAR technology is its ability to collect data from a distance, making it ideal for mapping vast areas quickly and efficiently. This makes LiDAR an invaluable tool for various industries, including urban planning, agriculture, and environmental monitoring. In addition to measuring distances, LiDAR can also be used to create detailed point clouds, which are collections of data points that represent the shape and size of objects in a given area. These point clouds can be used to create highly accurate 3D models of buildings, landscapes, and other structures. Overall, LiDAR is a powerful tool for measuring at a distance and is widely used in a variety of industries for mapping and surveying purposes. If you're interested in learning more about LiDAR technology and its applications, be sure to check out these resources for more information: - [https://www.nationalgeographic.com/environment/article/how-lidar-technology-works](National Geographic: How LiDAR Technology Works) - [https://www.nature.com/articles/s41598-020-59335-2](Nature: LiDAR Applications in Environmental Monitoring) - [https://www.lidarusa.com/what-is-lidar](LiDAR USA: What is LiDAR?) With its ability to provide accurate measurements from a distance, LiDAR is revolutionizing the way we map and survey our world. Whether you're a researcher, urban planner, or environmentalist, LiDAR technology offers a wealth of opportunities for measuring and mapping at a distance.

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