http://www.skepticalscience.com/sea-level-rise.htm
In a nutshell: they take into account local changes due to gravity and all. They're using two independent measures of calculating the sea level and one of the measure has been found to be accurate within 1mm per year.
I highly recommend anyone interested in this topic to check out skepticalscience.com. If you have an argument against climate change, they most likely have an answer for your criticisms.
In a nutshell: they take into account local changes due to gravity and all. They're using two independent measures of calculating the sea level and one of the measure has been found to be accurate within 1mm per year.
I highly recommend anyone interested in this topic to check out skepticalscience.com. If you have an argument against climate change, they most likely have an answer for your criticisms.