Despite potential biases in the data, methods of analysis can be used to reduce bias effects well enough to enable us to measure long -
term Earth temperature changes.
Despite potential biases in the data, methods of analysis can be used to reduce bias effects well enough to enable us to measure long -
term Earth temperature changes.
Not exact matches
what is necessary and a very important change for us today and the future is our conscience, and this requires global consciousness necessary for our long
term needs and survival, we need a faith that will compel us to unite to address the problems of survival, in the future, a few thousand years from now the glacial period cycle is due,
earth will no longer be hospitable and we either have to immigrate to other planets or, develope a system that will protect us, the natural calamities like floods, typhoons, sub zero
temperatures, will become our big problem in the future, so we need a religion that will guide our conscience from simplistic self survival towards a more holistic view of reality.Our oneness with ourselves and Him is the primary tenets or doctrines of this religion.
However, the two reports agree that
Earth is undergoing a long -
term warming trend that shows no sign of abating, and that rising
temperatures are driven by human activity, largely through the production of greenhouse gasses.
Venus is the planet most like
Earth in
terms of its size and gravity, and evidence suggests it once had oceans worth of water which boiled away to steam long ago with surfaces
temperatures of around 860 degrees Fahrenheit (460 Centigrade).
A dozen of the new candidates have diameters one to two times that of
Earth's and nine of those orbit stars similar to our sun in
terms of size and
temperature.
The history of the Himalayas broadly fits the long -
term decrease in
Earth's average
temperature since the mid-Eocene, 40 million years ago.
Together the circles are part of one unwinding spiral, which serves as a fitting metaphor for the long -
term course of the
Earth's
temperature.
This means that, in the last 100 years, the
Earth's
temperature has reversed a long -
term cooling trend that began around 5000 years ago to become near the warmest
temperatures during the last 11,000 years.
This bundle contains 11 ready - to - use Ice Age Worksheets that are perfect for students who want to learn more about An ice age which is a period of long -
term reduction in the
temperature of
Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers.
Ray, I think Lee Grable's point is important: The fact that we use the
term «global
temperature» to mean the average
temperature on a two - dimensional surface rather than the three - dimensional ocean plus land plus atmosphere system of the
earth has the potential to allow confusion.
«But, frankly, there is probably enough of a short -
term plateau and rise in the 1980s and 1990s — particularly in the curves derived from the Hadley Center
temperature data — to keep those wanting restrictions on greenhouse gases fired up about the power of such substances to heat up the
Earth.
The addition says many climate models typically look at short
term, rapid factors when calculating the
Earth's climate sensitivity, which is defined as the average global
temperature increase brought about by a doubling of CO2 in the atmosphere.
But, frankly, there is probably enough of a short -
term plateau and dip since around 2000 — particularly in the curves derived from the Hadley Center
temperature data — to keep those opposed to restrictions on greenhouse gases fired up about the limited power of such substances to heat up the
Earth.
It's possible that in the long
term the
Earth mean surface
temperature will evolve much more as predicted by the GCM mean (or some other well - supported summary of the GCMs, or even one that has best accuracy among all of them), but to date nothing like that has been demonstrated.
The long
term trend in
earth's mean
temperature has been downward ever since, with natural excursions above and below the trend, of course.
Regarding your other comment, the 11 year sunspot cycle creates a small but detectable oscillation in the
Earth's
temperature, but it is definitively not responsible for the long
term warming seen over the past century and continuing.
I understand it is because in the last few years the
temperature of the
Earth has actually cooled so, rather than lose the momentum they had gained to make political inroads to underwrite global measures to control societies» behaviors when it comes to things like use of fossil fuels, proponents decided to cut their losses and change the
term so they wouldn't be obviously wrong to the masses as it snowed on various global warming rallies.
Ice age - An ice age or glacial period is characterized by a long -
term reduction in the
temperature of the
Earth's climate, resulting in growth of continental ice sheets and mountain glaciers (glaciation).
Many people also use the
term «climate change» to describe this rise in
temperatures and the associated effects on the
Earth's climate.
Long -
term climate variability is the range of
temperatures and weather patterns experienced by the
Earth over a scale of thousands of years.
«A Negative Feedback Mechanism for the Long -
Term Stabilization of
Earth's Surface
Temperature.»
To understand the true significance of this
temperature change, we must distinguish between natural weather cycles (such as the changing seasons), transitory climate variations (such as a temporary drought), and long -
term climatic change.The
earth's climate varies naturally for many reasons.
Since the
Earth has Ocean that decrease in
temperature with depth and an atmosphere that decreases with
temperature with height, the shorter
term atmospheric «sensitivity» is different than the longer
term ocean «sensitivity».
Short -
term climate variability is a
term typically used to describe the natural range of
temperatures and weather patterns experienced by the
Earth within shorter periods.
Then in 1987, Congress, recognizing that «man - made pollution — the release of carbon dioxide, chlorofluorocarbons, methane and other trace gases into the atmosphere — may be producing a long -
term and substantial increase in the average
temperature on
Earth,» passed the Global Climate Protection Act.
This is because the fundamental problem concerns the way GHG emissions affect the flow of energy through the climate system, and
temperature is just one of many forms energy takes.In the long
term, the
earth must shed energy into space at the same rate at which it absorbs energy from the sun.
It seems the
temperature that sand / dirt reaches is a limiting factor in
terms how close one can have
earth's orbit is to sun.
Fitting any type continuous curve through long
term temperature does not reflect the
earth's climate variations, thus is not an acceptable mathematical modeling technique.
Sea surface
temperature (SST) measured from
Earth Observation Satellites in considerable spatial detail and at high frequency, is increasingly required for use in the context of operational monitoring and forecasting of the ocean, for assimilation into coupled ocean - atmosphere model systems and for applications in short -
term numerical weather prediction and longer
term climate change detection.
But the IPCC said the longer
term trends were clear: «Each of the last three decades has been successively warmer at the
Earth's surface than any preceding decade since 1850 in the northern hemisphere [the earliest date for reliable
temperature records for the whole hemisphere].»
At the current rate of progression, the increase in
Earth's long -
term average
temperature will reach 1.5 °C (2.7 °F) above the 1850 - 1900 average by 2040 and 2 °C (3.6 °F) will be reached around 2065.
Coby, if the
earth is warming as a result of increased periodic solar activity (or some other more complex reason) as suggested by the long
term cycles mentioned above measured before man was on
earth or industrialized, is it posssible that the observed increases in CO2 in the atmosphere are simply coming from warmer oceans, since liquids can not hold as much gas at a higher
temperature than they can at lower
temperature?
fhhaynie For the empirical ice core and proxy
temperature data on which the 1000 year cycle is based see Figs 6 and 7 in the latest post at http://climatesense-norpag.blogspot.com Interestingly Fig 6 also suggests that if you believe (which I obviously don't) that CO2 is the main climate driver - its long
term effect is to cool the
earth.
'' Nevertheless, the long -
term global mean
Earth surface air
temperature (SAT) is significantly anticorrelated with decadal and longer LOD (e.g., Lambeck and Cazenave 1976).
When you set aside the radiation theory, as Trenberth has done, and talk about specific mechanisms that are described in
terms of
temperatures then you will have entered the realm where you can take seriously the limited processes that make up the
Earth.
Experts from Columbia University's Lamont - Doherty
Earth Observatory analyzed tree cores around Monteverde and reconstructed the long -
term temperature and moisture trends.
Based on the Vostok record,
Earth should about now be stabilizing (briefly in geological
terms) at an anomaly of about 3ºC ± 1ºC, the
temperature of the preceding four peaks.
To believe that Mann is right, you have to believe that the developer of the first satellite global
temperature record, and the winner of the International Meetings on Statistical Climatology achievement award, and the co-editor of The Encyclopedia of Atmospheric Sciences, and the co-editor of Forecast Verification: A Practitioner's Guide in Atmospheric Science, and the co-founder of the Berkeley Earth Surface Temperature project, and a member of the UN Secretary - General's High Level Group on Sustainable Energy, and the Professor of Meteorology at the Meteorological Institute of Berlin Free University, and the Professor of Climate and Culture at King's College, London, and the Professor of the Economics of Climate Change at the Vrije Universiteit Amsterdam, and the former president of the Royal Statistical Society, and the former director of research at the Royal Dutch Meteorological Institute, and the director of the Center for Climatic Research at the University of Delaware, and three professors at the Department of Geology and Geophysics at the University of Utah, and the scientist at Columbia's Lamont - Doherty Earth Observatory who coined the term «global warming», and dozens more are all wrong, every single o
temperature record, and the winner of the International Meetings on Statistical Climatology achievement award, and the co-editor of The Encyclopedia of Atmospheric Sciences, and the co-editor of Forecast Verification: A Practitioner's Guide in Atmospheric Science, and the co-founder of the Berkeley
Earth Surface
Temperature project, and a member of the UN Secretary - General's High Level Group on Sustainable Energy, and the Professor of Meteorology at the Meteorological Institute of Berlin Free University, and the Professor of Climate and Culture at King's College, London, and the Professor of the Economics of Climate Change at the Vrije Universiteit Amsterdam, and the former president of the Royal Statistical Society, and the former director of research at the Royal Dutch Meteorological Institute, and the director of the Center for Climatic Research at the University of Delaware, and three professors at the Department of Geology and Geophysics at the University of Utah, and the scientist at Columbia's Lamont - Doherty Earth Observatory who coined the term «global warming», and dozens more are all wrong, every single o
Temperature project, and a member of the UN Secretary - General's High Level Group on Sustainable Energy, and the Professor of Meteorology at the Meteorological Institute of Berlin Free University, and the Professor of Climate and Culture at King's College, London, and the Professor of the Economics of Climate Change at the Vrije Universiteit Amsterdam, and the former president of the Royal Statistical Society, and the former director of research at the Royal Dutch Meteorological Institute, and the director of the Center for Climatic Research at the University of Delaware, and three professors at the Department of Geology and Geophysics at the University of Utah, and the scientist at Columbia's Lamont - Doherty
Earth Observatory who coined the
term «global warming», and dozens more are all wrong, every single one of them.
Climate change is a long -
term change in
Earth's weather patterns or average climate, including
temperature and precipitation.
Judith with respect your point (i) for the green flag «Long
term trend of increasing surface
temperatures, for at least the past 150 years» is nothing more than evidence that the
earth has apparently warmed over this period.
Having a high humidity allows ocean to get highest surface
temperature, but less humidity would allow ocean store energy in form of water vapor [which allow more energy to stored in
terms energy of
earth's global budget].
Still, it would be nice to see you place near surface
temperature data over the past 15 years in its true perspective related to the full
Earth energy system and the long
term perspective of
Earth's energy imbalance.
In
terms of what is happening on a small portion of a planet call
Earth, the best series to see the flattening of global
temperatures at the highest levels on instrument record appears to be GISS.
Finally, the fact that both the oceans and the atmosphere are at their all time highest
temperatures over the past 10 year average from instrument record and through extrapolation to near -
term paleodata, we can see a remarkable consistent effect of what increasing greenhouse gases do to overall alterations in
Earth's non-tectonic energy storage.
But look at
earth's oceans in
terms of heat capacity, the oceans dwarf the atmosphere as atmosphere dwarf ground skin
temperatures.
In IPCC
terms, AGW would be what is in the WG1 report covering
temperature and precipitation and acidification in the
earth system, while I would say that CAGW is what is in WG2 which covers ecological and human impacts, so I would
term AGW as the physical science and CAGW as mostly biology and societal impacts.
The article ends: «We shall be able to test the carbon dioxide theory against other theories of climatic change quite conclusively during the next half - century... if carbon dioxide is the most important factor, long -
term temperature records will rise continuously as long as man consumes the
earth's reserves of fossil fuels».
In
terms of ten millions of year, the
earth oceans have had 10 C increase or difference in ocean
temperature.
The
term global warming is now popularly used to refer to the recent reported increase in the mean surface
temperature of the
earth; this increase being attributed to increasing human activity and in particular to the increased concentration of greenhouse gases (carbon dioxide, methane and nitrous oxide) in the atmosphere.