Wat mij opvalt: 1/n
1,4 mm/yr tussen 1901 en 1990
2,1 mm/yr tussen 1970 en 2015
3,2 mm/yr tussen 1993 en 2015
3,6 mm/yr tussen 2005 en 2015
Nu dus ruim 2,5 x zo snel als vorige eeuw 3/n
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