Ridley: «My best guess would be about one
degree of warming during this century, which is well within the IPCC's range of possible outcomes.»
«Seventeen of the 18 warmest years on record have all been during this century, and
the degree of warming during the past three years has been exceptional.
Not exact matches
During the first third
of the year, from January through April, the average temperature for the contiguous United States was 4
degrees Fahrenheit above the 20th - century average, making this period the second
warmest on record, according to the National Oceanic and Atmospheric Administration.
Overall, wines made in this sub-region feature unique, intensive aromas and flavors that are influenced
during summer months by a combination
of hot days and
warm nights — usually 8
degrees warmer than Oakville.
During the Eocene, the concentration
of carbon dioxide in the atmosphere was more than 560 parts per million, at least twice preindustrial levels, and the epoch kicked off with a global average temperature more than 8
degrees Celsius — about 14
degrees Fahrenheit —
warmer than today, gradually cooling over the next 22 million years.
New ice cores taken from the summit
of Mt. Hunter in Denali National Park show summers there are least 1.2 - 2
degrees Celsius (2.2 - 3.6
degrees Fahrenheit)
warmer than summers were
during the 18th, 19th, and early 20th centuries.
But the
warming that would result from adding such large amounts
of carbon to the climate system would be much greater today than
during the PETM and could reach up to 10
degrees.
In nearly every part
of the continental United States winter lows were
warmer during the second period, rising as much as 2.5
degrees (Fahrenheit) in parts
of the Rockies, the northern Great Plains, and central and southern California.
Their results suggest a drop
of as much as 10
degrees for fresh water
during the
warm season and 6
degrees for the atmosphere in the North Atlantic, giving further evidence that the concentration
of atmospheric carbon dioxide and Earth's surface temperature are inextricably linked.
In response, lakebed temperatures
of Arctic lakes less than 1 meter (3 feet) deep have
warmed by 2.4
degrees Celsius (4.3
degrees Fahrenheit)
during the past three decades, and
during five
of the last seven years, the mean annual lakebed temperature has been above freezing.
A Date with Destiny: 2036 Most scientists concur that two
degrees C
of warming above the temperature
during preindustrial time would harm all sectors
of civilization — food, water, health, land, national security, energy and economic prosperity.
Analyzing tens
of thousands
of data points, Schatz and Kucharik found the urban heat island effect peaked in summer, when downtown Madison averaged 7
degrees Fahrenheit
warmer at night and 3
degrees warmer during the day when compared to rural Dane County.
So, must have
warmed by an average
of 0.2
degrees - C per decade
during the 19 years, (some
during the 12 years 1957 to 1969 and some
during the 6 years 2000 to 2006 or all 0.4
degrees - C total
during one
of those periods).
«Ocean temperatures rose substantially
during that
warming episode — as much as 7 to 9
degrees Celsius (about 12 to 16
degrees Fahrenheit) in some areas
of the North Atlantic.
New ice cores taken from the summit
of Mt. Hunter in Denali National Park show summers there are least 1.2 — 2
degrees Celsius (2.2 — 3.6
degrees Fahrenheit)
warmer than summers were
during the 18th, 19th, and early 20th centuries.
This did not happen
during the 1978 - 1998 period
of 0.3
degrees Celsius
warming.
Eating this way is also more appropriate in
warmer climates, and
during warm seasons, where animal foods aren't required to the same
degree to maintain the natural heat
of the body.
I bought this in March so I'm not sure how
warm it will be
during the sub-zero stretch
of winter, but so far it's done great with 20 - 40
degree windy weather.
Never Leave Your Pet in the Car
During warm weather, the inside
of your car can reach 120
degrees in a matter
of minutes, even if parked in the shade and with the windows partially open.
Pet owners should remember that the inside
of a car can quickly reach 120
degrees in
warm weather and should not leave their animals in the car, even
during short trips.
During warm weather, the inside
of a car can easily reach up to 120
degrees, even parked in the shade with the windows down.
Travel writer Raquel Pineira visits Cabo San Lucas in January and finds a welcoming
warm climate with average highs
of 75 - 80
degrees during the day.
Ocean temperatures are a
warm 29 °C that is only 1
degree less than the highest
of 30 °C seen
during the hot months.
If you want to assume that aerosols resulting from pollution produced by the burning
of fossil fuels were responsible for the cooling evident from 1940 through the late 70's, then you have no reason to claim ANY
degree of warming due to CO2 forcing
during any earlier period.
The actual prevailing view
of the paleoclimate research community that emerged
during the early 1990s, when long - term proxy data became more widely available and it was possible to synthesize them into estimates
of large - scale temperature changes in past centuries, was that the average temperature over the Northern Hemisphere varied by significantly less than 1
degree C in previous centuries (i.e., the variations in past centuries were small compared to the observed 20th century
warming).
«Ocean temperatures rose substantially
during that
warming episode — as much as 7 to 9
degrees Celsius (about 12 to 16
degrees Fahrenheit) in some areas
of the North Atlantic.
In the next 50 years, even the lower limit
of impending climate change — an additional global mean
warming of 1
degree Celsius above the last decade — is far beyond the range
of climate variability experienced
during the past thousand years and poses global problems in planning for and adapting to it.
I am very well aware and have previously blogged that there are multiple factors that determine the
degree of ice lost any given year — but the literature is clear that even in 2007, global
warming played «a large part» (see «What drove the dramatic retreat
of arctic sea ice
during summer 2007?
However, these outcomes are predicated on changes in basal melt rates that could accompany global
warming of only a few
degrees,
warming that could be determined by emissions that occur
during the twenty - first century.
I would like to read a book about how the rate and
degree of warming expected to take place over the next couple centuries compares with global
warming episodes in Earth's past, and how today's plants and animals might not survive climate change and heat waves more severe than experienced
during the climates in which their species evolved.
Following the conversion
of cerrado grasslands into sugarcane in Brazil, a recent study in Geophysical Research Letters found local cooling that approached 1
degree Celsius
during the growing season and maximum local
warming near 1
degree Celsius post-harvest.
As far as I know, the Greenland ice core data says that the globe was a couple
of degrees warmer not long ago,
during the Holocene.
Willis Eschenbach December 14, 2012 at 12:54 am said:» As far as I know, the Greenland ice core data says that the globe was a couple
of degrees warmer not long ago,
during the Holocene»
In order to get catastrophic
warming, like 5
degrees C / 100 yrs, you need.5 deg / decade — as much as occured
during all
of the 20th Century.
-LSB-...] After 300 years
of global
warming,
during nearly all
of which we could not on any view have influenced the climate to a measurable
degree, it is scarcely surprising that recent decades will be
warmer than earlier decades.
For example,
during the «Holocene thermal maximum,» the
warmest period
of the past 10,000 years, the Arctic average temperature was two to three
degrees warmer than it is today, while the global average was only a
degree or so
warmer.
If IPCC model predictions were relatively accurate, global
warming should be occurring at a pace
of approximately 0.15
degrees Celsius per decade
during La Ninas and approximately 0.35
degrees Celsius per decade
during El Ninos.
Examining the totality
of the 35 - year temperature record, we see approximately 1/3
of 1
degree Celsius
warming during the period.
The troposphere at 30
degrees latitude in both hemispheres — roughly the location
of Austin, Texas and Cordoba, Argentina in the Americas — has
warmed by about 1.5
degrees Fahrenheit
during that time.
During the past 40 years the average summer temperatures in this region
of the north - east peninsula has been 2.2
degrees Celsius, but on days when
warm winds top the mountains
of the peninsula, temperatures rise by 5 to 10
degrees Celsius, the researchers said.
The U.S. state experiences one
of its
warmest winter periods on record
during the second half
of January, including some temperatures that ran 40
degrees Fahrenheit (22
degrees Celsius) above average.
The 25 D - O events
during the last glacial, where temperatures rose and fell by 5 to 10
degrees C (10 - 15
degrees C for Greenland) within a span
of decades that were «explained by internal variability
of the climate system alone ``, deemed global in scale, and they occurred without any changes in CO2 concentrations, which stayed steady at about 180 ppm throughout the
warming and cooling.
During the 8.2 k global - scale cooling -
warming event, temperatures dropped by multiple
degrees and
warmed back up again by multiple
degrees within a span
of just 150 years.
A Date with Destiny: 2036 Most scientists concur that two
degrees C
of warming above the temperature
during preindustrial time would harm all sectors
of civilization — food, water, health, land, national security, energy and economic prosperity.
New ice cores taken from the summit
of Mt. Hunter in Denali National Park show summers there are least 1.2 — 2
degrees Celsius (2.2 — 3.6
degrees Fahrenheit)
warmer than summers were
during the 18th, 19th, and early 20th centuries.
New Statement:
During the past 9 years most datasets indicate some
degree of global
warming taking place.
Actually, a
warmer world means higher levels
of humidity, less drought and a shrinking
of deserts, as in the Sahara circa 4,000 - 6,000 years ago
during the era known as the climatic optimum when temperatures averaged some 2
degrees higher than today's.
None
of today's trends even approach the IPCC's predicted trend range
of 2 to 6
degrees (C) per century that its «experts» and climate models told us long ago were being experienced (unfortunately, they mistook the natural climate's super El Niño's huge impact
during 1997/98 as confirmation
of CO2 - induced
warming).
http://www.nbi.ku.dk/english/news/news13/greenland-ice-cores-reveal-warm-climate-
of-the-past/ «The new results from the NEEM ice core drilling project in northwest Greenland, led by the Niels Bohr Institute at the University
of Copenhagen show that the climate in Greenland was around 8
degrees C
warmer than today
during the last interglacial period, the Eemian period, 130,000 to 115,000 thousand years ago.»
A given location on the equator
of Venus cools by about 5
degrees during its 4 - month - long night, and so Venus could have cooled right down if the Sun were not shining
during its daytime and
warming the troposphere and the surface back up again by the same 5
degrees, or whatever it is.