Sentences with phrase «global sea ice»

Until the primary sea ice instrument failed in the spring of 2016, there was no loss of global sea ice extent.

Here's a link to a graph of global sea ice area over the past 30 years.

The extent of global sea ice coverage reached its smallest area ever recorded in 2016, new data show.

Not subject to urban heat island effects, the trend in global sea ice extent is a primary indicator of climate change, or the lack thereof.

A graph showing global sea ice levels hitting unprecedented lows for this time of year has caused a social media storm.

I have to add that another graph has been making the rounds, showing the total global sea ice extent.

From 2006 to 2016, global sea ice trends have also been remarkably stable despite a massive increase in anthropogenic CO2 emissions during this period.

As a result, the amount of global sea ice continues a net downward trend.

In the op - ed, he claims that global warming has not caused global sea ice retreat.

It's a good time to take a look at how global sea ice is doing at both poles.

To say that global sea ice melting has accelerated over the past years is totally false.

More importantly, will the logic you use to reach those conclusions hold when global sea ice once again drops way down?

According to the center, global sea ice levels at the end of 2008 were «near or slightly lower than» those of 1979.

Let's cover global sea ice extent first: I stated that in 1980 the sea ice extent was zero and today it is zero, which is 35 years of dead flat.

Obviously, the anomalously low area / extent has become more pronounced over the intervening three months, such that the rolling 12 - month average for global sea ice area and extent is currently setting new all - time low records.

Mooney then explains why Will's focus on global sea ice levels in 1979 compared to today is misleading and unimportant (even though Will did get his facts wrong).

Global sea ice concentration continuous reprocessing offline product (year), [Online].

When manacker excerpts a clip about global sea ice extent without putting it in the context of the dramatic drop in Arctic ice (and the corresponding changes in Antarctic ice), he's doing essentially the same thing as pointing to the 20th century data in the Marcott paper without mentioning the robustness.

Global sea ice cover reached a record low, and mountain glaciers and the huge ice sheets in Greenland and Antarctica are on a trajectory of accelerating mass loss.

This graph shows daily global sea ice difference from average, relative to the 1981 to 2010 reference period in square kilometers for the satellite record from 1979 through 2016 Credit: National Snow and Ice Data Center High - resolution image

In combination with the low Arctic sea ice extent for November, this produced a remarkably low global sea ice total.

pdf cited by Will ««Observed global sea ice area, defined here as a sum of N. Hemisphere and S. Hemisphere sea ice areas, is near or slightly lower than those observed in late 1979.»

Goddard moves on to a graph, apparently from the University of Illinois (no cite, but it looks real) showing global sea ice area from 1979 to the present.

Observed hemispheric asymmetry in global sea ice changes.

The surprising fact (to me at least) that the difference in global sea ice between two single dates 30 years apart can change so radically in such a short space of time, implies that it is not a particularly good measure of long term climate change.

The warmists are ignoring the record ice growth in the Antarctic and the fact that global sea ice recently hit a 30 year high.

Global sea ice anomaly is positive: Physicist: «Imagine that.

Finally, both Antarctic and Arctic sea ice extent is combined to estimate global sea ice extent in the figure below.

There has been a long - term downward trend in summer global sea ice extent, though the trend is less clear in the winter, reflecting the fact that the Arctic shows a clearer long - term trend than the Antarctic.

Global sea ice set a clear record low in the first half of 2017, driven in large part by record low Antarctic sea ice cover.

Enough less that 2016 looks like a lock for the lowest global sea ice evah.

Then, in the beginning days of February, the Arctic sea ice extent and area both broke records again, as the entire global sea ice area entered the second - lowest range ever to have been recorded.

Anomolous global sea ice area would seem to be over a million square kilometers below the 1979 - 2000 mean... hmmm and continuing lack of sunspots should mean lower global temperatures... hmmm

Global sea ice stable for 38 years By Kenneth Richard Everyone knows that climate change is normal occurs naturally, at times rapidly, and that there is really nothing we can do about it.

Notice that the decrease in Arctic sea ice appears balanced by the increase in Antarctic sea ice, which means there is NO DECREASE in global sea ice over this period.

Global sea ice concentration climate data record 1979 - 2015 (v2.0, 2017), [Online].

Update for Global Sea Ice Area spiral for Jan 31 2017.

«Global Sea ice trend by year only (barely) crosses 95 % significance when the first two months of satellite data is included for the entire record.»