Sentences with phrase «average sea level began»

But in mid-2010, scientists noticed a curious trend: For the first time in two decades, global average sea level began dropping.

Not exact matches

Around 3 million years ago, when temperatures were just 1 to 2 °C higher than the average of the past couple of millennia before humans began warming the climate, sea level was at least 25 metres higher than present.

Global average sea levels have risen by around 3.2 mm per year since satellite measurements began in 1993, the report says, with sea levels around 67 mm higher in 2014 than they were in 1993.

NSIDC 5 day averaged Antarctic sea ice extent is now at a record low level for the date, since satellite measurements began in 1979:

The raw sea level records when averaged, from beginning to end for the 101 years of records, calculates to an average site increase of 2.05 mm / year (0.08 inches / yr).

I can't begin to imagine what a frank, honest, apolitical climate scientist or physicist would have to say about all the assumptions and statistical legerdemain that goes into coming up with such precise «measurements» of global average sea level.