title: Reply on RC1
abstract: <strong class="journal-contentHeaderColor">Abstract.</strong> Employed for over a century, the traditional way of monitoring sea level variability by tide gauges â in combination with modern observational techniques like satellite altimetry â is an inevitable ingredient in sea level studies over the climate scales and in coastal seas. The development of the instrumentation, remote data acquisition, processing, and archiving in the last decades has allowed the extension of the applications to