Earth’s magnetosphere controls ionospheric total electron content modulation via plasma wave-induced electron loss impacting GPS spatial location determination.
GPS & GIS
Posted inResearch Spotlights
Helping the Most Vulnerable Stay Cool in Extreme Heat
Choosing the ideal location for air-conditioned cooling centers in cities facing dangerously high temperatures takes good population data and community engagement.
Posted inNews
Rancho Palos Verdes Landslides Have Residents Seeking Science
Residents of Rancho Palos Verdes are looking to the scientific community for help in understanding the slow-moving landslides that are destroying their community.
Posted inNews
Extreme Wildfires Are Getting More Extreme and Occurring More Often
The world’s most energetic wildfires have doubled in intensity and number over the past 2 decades, with climate change and land management likely to blame.
Posted inNews
Mapping Sinking Land for Tribal Resilience in Louisiana
The Grand Caillou/Dulac Band of Biloxi Chitimacha Choctaw Tribe has been losing land to the sea, which could hamper efforts to gain federal recognition.
Posted inNews
Maps Strengthen Collaboration Between Tribes and Federal Agencies
As U.S. agencies commit to better incorporating Indigenous viewpoints, maps could be one important tool.
Posted inNews
True North, Strong and Free—And Better Oriented
Researchers explored a method for locating true north using the polarization patterns of daylight.
Posted inFeatures
Dawn Wright: Diving Deep to Discover the Secrets of the Ocean
The chief scientist at Esri wound her path into and out of academia.
Posted inEditors' Highlights
GPS Observations Sense Groundwater Change in Australia
By exploiting the fact that changes in groundwater cause deformations of the Earth’s surface, GPS receivers are used to detect groundwater changes related to extreme events and to seasonal oscillations.
Posted inEditors' Highlights
A New View of Volcanism on Venus
Researchers present the most comprehensive catalog of Venusian volcanic edifices to date, providing new knowledge of the geological evolution of a relatively understudied planet.