EurekAlert!

Why GNSS-R soil moisture retrieval has relied on reference products—and how a physics-based approach is changing that

For decades, global soil moisture monitoring from space has depended on reference datasets. Satellite observations, while indispensable, are rarely used alone; instead, their retrieval algorithms are ...
Rochester Institute of Technology

Longwave Thermal Infrared Atmospheric Correction Using In Situ Scene Elements: The Multiple Altitude Technique Revisited For Small Unmanned Aircraft Systems (sUAS)

This work was selected as the Keynote Paper at the 2025 SPIE DCS Symposium's conference on Autonomous Air and Ground Sensing Systems for Agricultural Optimization and Phenotyping X. Quantitative ...
EurekAlert!

Evaluating measurement error in remote-sensing deforestation data

Deforestation presents critical ecological challenges, including habitat loss and mass extinction. To study and understand global land use, and the threats posed by diminishing forest cover, many ...
National Academies of Sciences%2c Engineering%2c and Medicine

Using Remote Sensing in State and Local Government: Information for Management and Decision Making

The growing interest in using remote sensing data and information in public sector management and decision making is being fed by the perceived utility of remote sensing data and information for a ...
National Academies of Sciences%2c Engineering%2c and Medicine

A Strategy for Active Remote Sensing Amid Increased Demand for Radio Spectrum

Active sensing encompasses the use of a transmitter and at least one receiver to measure (sense) the transmission or scattering properties of a medium at radio frequencies. In transmission ...