11 ms·
NOAA has a map showing historical data of the pole movements - https://maps.ngdc.noaa.gov/viewers/historical_declination/ https://maps.ngdc.noaa.gov/viewers/hi
by kylek 6y ago
NOAA has a map showing historical data of the pole movements -
https://maps.ngdc.noaa.gov/viewers/historical_declination/ https://maps.ngdc.noaa.gov/viewers/historical_declination/