the tide-gauges maintained until recently by the National Tidal Facility of Australia show a mean annual sea-level rise over the past half-century equivalent to the thickness of a human hair.
What with wave actions and never exactly repeating tides it would seem this is way outside of the margin of error of any such measurements.
<sarc>The results show an increase of 2.4982653 cm over the next decade, plus or minus 5cm.</sarc>
25 posted on 12/05/2007 3:31:35 PM PST by etlib
(No creature without tentacles has ever developed true intelligence)