Sentences with phrase «global average surface temperature trends»

Corrected for this error, the satellite measurements are now in good agreement with the global average surface temperature trends.

The C.R.U. is only one of several groups who are analyzing the long term global average surface temperature trends drawing from mostly the same raw observed data.

Secondly, unlike the global average surface temperature trend, which has a lag with respect to radiative forcing, there is no such lag when heat content is measured in Joules (see http://blue.atmos.colostate.edu/publications/pdf/R-247.pdf).

They clearly have not «proved» skill at predicting in a hindcast mode, changes in climate statistics on the regional scale, and even in terms of the global average surface temperature trend, in recent years they have overstated the positive trend.

There are major unresolved issues concerning the ability of a global average surface temperature trend to accurately measure climate system heat changes.

«The global average surface temperature trend of late is like a speed bump, and we would expect the rate of temperature increase to speed up again just as most drivers do after clearing the speed bump.»

Not exact matches

Figure 2: The data (green) are the average of the NASA GISS, NOAA NCDC, and HadCRUT4 monthly global surface temperature anomaly datasets from January 1970 through November 2012, with linear trends for the short time periods Jan 1970 to Oct 1977, Apr 1977 to Dec 1986, Sep 1987 to Nov 1996, Jun 1997 to Dec 2002, and Nov 2002 to Nov 2012 (blue), and also showing the far more reliable linear trend for the full time period (red).

(1) The warm sea surface temperatures are not just some short - term anomaly but are part of a long - term observed warming trend, in which ocean temperatures off the US east coast are warming faster than global average temperatures.

* However, the same panel then concluded that «the warming trend in global - mean surface temperature observations during the past 20 years is undoubtedly real and is substantially greater than the average rate of warming during the twentieth century.

Since global average surface temperature exhibits a long - term sinusoidal trend, one can display either a positive or negative trend with careful start and end point choices.

The global average surface temperature has risen between 0.6 °C and 0.7 °C since the start of the twentieth century, and the rate of increase since 1976 has been approximately three times faster than the century - scale trend.»

Global warming does not mean no winter, it means winter start later, summer hotter, as Gary Peters said «The global average surface temperature has risen between 0.6 °C and 0.7 °C since the start of the twentieth century, and the rate of increase since 1976 has been approximately three times faster than the century - scale trend.&Global warming does not mean no winter, it means winter start later, summer hotter, as Gary Peters said «The global average surface temperature has risen between 0.6 °C and 0.7 °C since the start of the twentieth century, and the rate of increase since 1976 has been approximately three times faster than the century - scale trend.&global average surface temperature has risen between 0.6 °C and 0.7 °C since the start of the twentieth century, and the rate of increase since 1976 has been approximately three times faster than the century - scale trend.»

Their work is a big step forward in helping to solve the greatest puzzle of current climate change research — why global average surface temperatures, while still on an upward trend, have risen more slowly in the past 10 to fifteen years than previously.

Clearly, to use a single value (the global average annual average surface temperature trend) to characterize global warming is a naive approach and is misleading policymakers on the actual complexity of the climate system.

Figure 2: The data (green) are the average of the NASA GISS, NOAA NCDC, and HadCRUT4 monthly global surface temperature anomaly datasets from January 1970 through November 2012, with linear trends for the short time periods Jan 1970 to Oct 1977, Apr 1977 to Dec 1986, Sep 1987 to Nov 1996, Jun 1997 to Dec 2002, and Nov 2002 to Nov 2012 (blue), and also showing the far more reliable linear trend for the full time period (red).

A new study of the temporary slowdown in the global average surface temperature warming trend observed between 1998 and 2013 concludes the phenomenon represented a redistribution of energy within the Earth system, with Earth's ocean absorbing the extra heat.

Over the last decade or so, the models have not shown an ability to predict the lack (or very muted) change in the annual average global surface temperature trend.

Uncertainties of estimated trends in global - and regional - average sea - surface temperature due to bias adjustments since the Second World War are found to be larger than uncertainties arising from the choice of analysis technique, indicating that this is an important source of uncertainty in analyses of historical sea - surface temperatures.

The scientists» main approach was simple: to look at solar output and cosmic ray intensity over the last 30 - 40 years, and compare those trends with the graph for global average surface temperature.

In the opinion of the panel, the warming trend in global - mean surface temperature observations during the past 20 years is undoubtedly real and is substantially greater than the average rate of warming during the twentieth century.

I'm very convinced that the physical process of global warming is continuing, which appears as a statistically significant increase of the global surface and tropospheric temperature anomaly over a time scale of about 20 years and longer and also as trends in other climate variables (e.g., global ocean heat content increase, Arctic and Antarctic ice decrease, mountain glacier decrease on average and others), and I don't see any scientific evidence according to which this trend has been broken, recently.

http://www.skepticalscience.com/graphics.php?g=47 The data (green) are the average of the NASA GISS, NOAA NCDC, and HadCRUT4 monthly global surface temperature anomaly datasets from January 1970 through November 2012, with linear trends for the short time periods Jan 1970 to Oct 1977, Apr 1977 to Dec 1986, Sep 1987 to Nov 1996, Jun 1997 to Dec 2002, and Nov 2002 to Nov 2012 (blue), and also showing the far more reliable linear trend for the full time period (red

Global average surface temperatures rose rapidly from the 1970s but have been relatively stable since the late 1990s, in a trend that has been seized upon by climate sceptics who question the science of man - made warming.

The figure shows (with colored circles) the value of the trend in observed global average surface temperatures in lengths ranging from 10 to 64 years and in all cases ending in 2014 (the so - called «warmest year on record»).

Following a warming trend early in the 20th century and mid-century cooling, surface air temperatures in the Arctic have shown a strong increase over the last few decades, warming at about twice the global average.

We've calculated the trend in the global average surface temperature simulated to have occurred starting in every year since 1950 and ending in 2012 for every * run of every climate model used in the new IPCC report.

(1) The warm sea surface temperatures are not just some short - term anomaly but are part of a long - term observed warming trend, in which ocean temperatures off the US east coast are warming faster than global average temperatures.

Average of NASA GISS, NOAA NCDC, and HadCRUT4 monthly global surface temperature anomalies from January 1970 through November 2012 (green) with linear trends applied to the timeframes Jan»70 - Oct» 77, Apr»77 - Dec» 86, Sep»87 - Nov» 96, Jun»97 - Dec» 02, and Nov»02 - Nov» 12.

Greenland surface air temperature trends, including at the Summit site, have not shown persistent warming since 1930 in contrast to global average surface temperature (23).

Record droughts in many areas of the world, the loss of arctic sea ice — what you see is an increasing trend that is superimposed on annual variablity (no bets on what happens next year, but the five - to - ten year average in global temperatures, sea surface temperatures, ocean heat content — those will increase — and ice sheet volumes, tropical glacier volumes, sea ice extent will decrease.

If present trends in the emission of greenhouse gases continue for 100 years, the group concludes, then resultant human - induced global warming will raise the Earth's average surface temperature between 1.4 and 5.8 degrees Celsius (2.5 and 10.4 degrees Fahrenheit).

Although there might be «slowdowns and accelerations in warming lasting a decade or more,» they write, the clear long - term trend is «substantial increases in global average surface temperature and important changes in regional climate.»

Average of NASA GISS, NOAA NCDC, and HadCRUT4 monthly global surface temperature anomalies from January 1970 through November 2012 (green) with linear trends applied to the timeframes Jan ’70 — Oct» 77, Apr ’77 — Dec» 86, Sep ’87 — Nov» 96, Jun ’97 — Dec» 02, and Nov ’02 — Nov» 12.

UAH global temperatures trend equals global sea surface temperatures: The black temperature graph — average RSS+UAH satellite NH (Land + Sea)-- has a smaller warming trend than the other (brown) land data series — but in fact resembles the cooler Sea Surface Temperaturesurface temperatures: The black temperature graph — average RSS+UAH satellite NH (Land + Sea)-- has a smaller warming trend than the other (brown) land data series — but in fact resembles the cooler Sea Surface Temperatemperature graph — average RSS+UAH satellite NH (Land + Sea)-- has a smaller warming trend than the other (brown) land data series — but in fact resembles the cooler Sea Surface TemperatureSurface TemperatureTemperature trend.