• Kyodo News


The Meteorological Agency will use a global positioning system to analyze water vapor content and improve its accuracy in predicting torrential rain, officials said.

GPS is used to observe seismic changes via radio waves sent from satellites to antennas on the ground, but large amounts of water vapor can slow the arrival of radio waves, causing errors in observation.

In a time of both misinformation and too much information, quality journalism is more crucial than ever.
By subscribing, you can help us get the story right.