Known for precise, planetary-scale measurements, NASA is improving its decades-long effort to observe and understand sea levels to help communities prepare for the effects of Earth’s rising ocean.
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Posted inEditors' Highlights
New Western Hemisphere Moisture Mode
A new study presents the first evidence of the existence of an intraseasonal westward-propagating moisture mode over the Western Hemisphere.
Posted inFeatures
Circling Antarctica to Unveil the Bed Below Its Icy Edge
An international initiative aims to collect a comprehensive airborne data set from the Antarctic Ice Sheet margin to better estimate ice discharge and sea level contributions today and in the future.
Posted inEditors' Highlights
Amateur Radio Observations Help Monitor Space Weather
Amateur radio observations provide a new method for studying large-scale ionospheric disturbances and HF communication impacts, and are important applications in ionospheric space weather monitoring.
Posted inResearch Spotlights
卫星激光揭示地球水运动的变化
GRACE-FO卫星上基于激光的仪器可以扩展到其他地球物理应用，用来收集地球系统中月内时间尺度上的质量变化的数据。
Posted inEditors' Highlights
When Less is More—The Moon Sheds Light on Clouds at Night
Shining light into the dark reveals the unseen, but in some cases, it changes our perception of reality. Through moonlight we learn how the environment tricks our ways of finding nocturnal clouds.
Posted inScience Updates
A Sharper Look at the World’s Rivers and Catchments
Digital hydrographic maps have transformed global environmental studies and resource management. A major database update will provide even clearer and more complete views of Earth’s waterways.
Posted inEditors' Highlights
New Technique Improves Polar Mesospheric Cloud Data Set
A new two-step Polar Mesospheric Cloud detection technique is applied towards the Himawari-8/Advanced Himawari Imager full-disk images leading to a new high-quality dataset.
Posted inResearch Spotlights
Fresh Approaches to Processing GRACE Data
Two studies showcase new methods for analyzing GRACE data that better match the land surface, producing clearer estimates of mass variations.
Posted inResearch Spotlights
Satellites’ Lasers Reveal Changes in Earth’s Water Movement
The laser-based instruments aboard the GRACE-FO satellites may be extended to other geophysical applications to collect data on other submonthly mass changes in Earth’s system.