The
satellite navigation system pinpoints positions on Earth to within 10 meters (30 feet) in a matter
of seconds by comparing the timing
of signals
received from a
number of satellites at known locations above the globe.
J. T. Fasullo, R. S. Nerem & B. Hamlington Scientific Reports 6, Article
number: 31245 (2016) doi: 10.1038 / srep31245 Download Citation Climate and Earth system modellingProjection and prediction
Received: 13 April 2016 Accepted: 15 July 2016 Published online: 10 August 2016 Erratum: 10 November 2016 Updated online 10 November 2016 Abstract Global mean sea level rise estimated from
satellite altimetry provides a strong constraint on climate variability and change and is expected to accelerate as the rates
of both ocean warming and cryospheric mass loss increase over time.