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lidar

Aerial view created of a forest with lidar—with trees artificially colored in many colors—as well as buildings and open spaces in part of Yosemite National Park
Posted inFeatures

A Lidar’s-Eye View of How Forests Are Faring

by Van R. Kane, Liz Van Wagtendonk and Andrew Brenner 29 April 20223 May 2022

Success in Yosemite is driving the wider use of lidar surveys to support forest health and wildfire resilience, study wildlife habitats, and monitor water resources.

Comparison of channels extracted from a high-resolution Digital Elevation Model using a traditional flow routing method and using the new method based on a Riverlab flow simulation (Elder Creek catchment, California, USA).
Posted inEditors' Highlights

Running Water on Topographic Data to Better Delineate Channels

by Mikaël Attal 25 April 202227 April 2022

Two-dimensional hydraulic simulations are a powerful tool to identify process domains such as channels, hillslopes, and floodplains in high-resolution topographic data.

In the foreground, the GEDI instrument appears as a large white box. In the background, an astronaut climbs along the space station’s external scaffolding.
Posted inNews

Scientists Fight to Keep Lidar on the Space Station

by Saima Sidik 6 April 20226 April 2022

Remote sensing experts may lose a key tool in the fight against climate change.

La pirámide del Sol en Teotihuacan al frente con un cerro y el cielo despejado detrás.
Posted inNews

Mapeando el pasado, presente y futuro de Teotihuacan

by Humberto Basilio 14 March 202216 March 2022

Un nuevo proyecto con tecnología lidar revela cómo la minería y la expansión urbana han puesto en riesgo a uno de los sitios del patrimonio cultural más icónicos de México.

The Pyramid of the Sun at Teotihuacan
Posted inNews

Mapping Teotihuacan’s Past, Present, and Future

by Humberto Basilio 6 January 202221 March 2022

A new lidar project reveals how mining and urban expansion have put one of Mexico’s most iconic cultural heritage sites at risk.

Posted inEditors' Highlights

New Lidar Comparisons of Temperatures Near the Mesopause

by William J. Randel 22 October 20187 March 2022

For the first time, simultaneous measurements of upper atmosphere temperatures over altitudes 80 to 110 kilometers have been made by two complementary lidar techniques.

Topographic lidar map of ancient Maya city of Tikal
Posted inNews

Lidar Uncovers Thousands of New Maya Structures

by Jenessa Duncombe 27 September 20189 May 2022

Jungle-piercing lidar surveys over ancient Maya sites give scientists the most extensive maps of lowland Maya civilization to date.

Posted inResearch Spotlights

Shooting Stars and Cosmic Dust Help Form Clouds, Fertilize Plankton

by E. Betz 5 March 20157 March 2022

Tons of cosmic dust enter Earth’s atmosphere each day, triggering a range of phenomena that scientists are only just beginning to understand.

From AGU Journals

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Geophysical Research Letters
“Climate Change Drives Widespread and Rapid Thermokarst Development in Very Cold Permafrost in the Canadian High Arctic”
By Louise M. Farquharson et al.

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“International Reference Ionosphere 2016: From ionospheric climate to real-time weather predictions”
By D. Bilitza et al.

HOT ARTICLE
JGR Planets
“Exploring Ocean Circulation on Icy Moons Heated from Below”
By Suyash Bire et al.

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