While it is widely recognized that continued emission of greenhouse gases will cause
further warming of the planet and this warming could lead to damaging economic and social consequences, the exact timing and severity of physical effects are difficult to estimate.
Not exact matches
But for planetary scientists, Jupiter's most distinctive mystery may be what's called the «energy crisis»
of its upper atmosphere: how do temperatures average about as
warm as Earth's even though the enormous
planet is more than fives times
further away from the sun?
Over a simulated interval
of 200 million years, the inner
planet slowly migrated even
farther inward to become a «
warm Jupiter» orbiting its parent star at about the same distance Mercury does in our solar system, the researchers report online today in Science.
«The finding that this was not the case is alarming, because the Arctic is the most rapidly
warming region on the
planet, with conservative estimates predicting
further warming of another approximately 4oC by the end
of the century.»
The toasty conditions in the U.S. mirror those
of the
planet as a whole, which experienced its record
warmest year - to - date by
far through February.
Scientists have extrapolated from those successful searches that billions
of planets exist in the «habitable zones»
of their stars — close enough to be
warmed by their suns and
far enough away to keep water and biological life from being vaporized.
Since it is the cumulative volume
of carbon dioxide emitted that determines how much the
planet warms, this makes it difficult to assess how
far Russia's contribution will go to meeting the 2C limit set by governments.
As humans release ever - larger amounts
of carbon dioxide into the atmosphere, besides
warming the
planet, the gas is also turning the world's oceans more acidic — at rates thought to
far exceed those seen during past major extinctions
of life.
For example, we know that as the
planet warms, permafrost might melt and emit greenhouse gases
of their own —
warming the
planet still
further.
With
warming of 0.8 °C in the past century, Earth is just emerging from that range, implying that we need to restore the
planet's energy balance and curb
further warming.
The grainy images from outer space set this SETI Institute planetary scientist on a future career path that stretched
far beyond the confines
of our
warm blue
planet.
2) The committed
warming: effectively the greenhouse gas increase from pre-industrial to now has committed the
planet to a surface
warming of 2.4 °C (using IPCCs central value for climate sensitivity), and only about 0.6 °C
of this has been realized thus
far.
Building cities along coastlines as we have throughout our so -
far short modern history, short though it has been from the standpoint
of our climate history, should be recognized as the kind
of short term planning that has gotten us into this trouble whether it happens now or a few decades or centuries down the road, and this concern over atmoshperic
warming is just one
of a multitude
of possible
planet - affecting scenarios that could have devastating effects on our world's societies.
A positive cloud feedback loop posits a scenario whereby an initial
warming of the
planet, caused, for example, by increases in greenhouse gases, causes clouds to trap more energy and lead to
further warming.
Short - term toxic chemical cool - downs are carried out at the cost
of a
far worsened overall
warming, a shredded ozone layer, a completely derailed hydrological cycle, and completely contaminated
planet.
[28] I fear the irrational policies
of extreme environmentalists
far more that a
warmer climate on this relatively cold
planet (14.5 C global average temperature today compared with 25C during the Greenhouse Ages.
Snow and ice reflect heat very effectively (which is why patches
of snow survive long after temperatures rise above freezing), so if
warming leads to less snow, then more heat will be absorbed, which
warms the
planet further.
The «so called science» has so
far proven remarkably accurate in its predictions
of a
warming planet, increasing heat waves, fires, melting ice caps, loss
of sea ice, species migration and variable rainfall.
What is particularly galling to me is when my colleagues predict all sorts
of adverse health consequences from a small amount
of warming and greening
of the
planet, when the reverse is
far more likely, and when health and life expectancy always rise hand - in - hand with the deployment
of reliable, affordable fossil fuel energy.
«
Further recognizing the fact that «[h] uman activity has and will continue to alter the atmosphere
of the
planet» and that «[s] uch activity may lead to demonstrable changes in climate, including a
warming of the planetary mean temperature,» ALEC developed the Interstate Research Commission on Climactic Change Act in the mid-1990s.
The alarmists guessed that it would increase the height
of moist air around the
planet, which would
warm the
planet even
further, because the moist air is also a greenhouse gas.
A fan
of * MORE * discourse March 22, 2013 at 10:01 am Reply JA requests «In the past, has not the
planet exhibited climate
far more extreme (either
warmer or colder) than present?
«Even with just a
further 3C
of warming — well within the range to which the UN climate science panel expects temperatures to rise by the end
of the century — nearly one - fifth
of the
planet's 720 world heritage sites will affected as ice sheets melt and
warming oceans expand.»
And knowing what causes cooling seems
far more important to human beings and welfare
of life on this
planet, than what causes
warming.
If you missed the reams
of comments posted here by people living there, who were telling us that this past winter was much colder than usual, and begging the
planet to «send us some
of that global
warming», then go back over the archives and tell us they were all wrong, and that those articles are accurate when they say «The unseasonably
warm and wet winter so
far in Britain has coaxed plants into early flowering.»
Also note that human induced
warming probably will trigger natural C02 / methane emissions leading to
further warming so anthropogenic source will probably play a decreasing role in the amount
of C02 in the atmosphere as the
planet moves to a new equilibrium point.
Removing all such air pollution, while clearly positive for human health, could indirectly cause a lot
of harm, as the
planet warms even
further.
In short, as
far as Jones knew in February 2010 - and as the keeper
of the Hadley - CRU surface temperature record he was surely in a very good position to know - the
planet hadn't
warmed on average over the decade.
In their attempt to create the illusion
of ferocious winter weather on a rapidly
warming planet, the geoengineers are actually
further fueling the overall planetary heating.
And this all supports the analysis that the climate is much more sensitive to changes in greenhouse gas emissions and other «forcings» than the IPCC models have been saying and that a doubling
of atmospheric concentrations
of carbon dioxide from preindustrial levels to 550 ppm will ultimately
warm the
planet far more than 3 °C, as NASA's James Hansen argues (see «Long - term» climate sensitivity
of 6 °C for doubled CO2).
CAGW enthusiasts are in the uncomfortable position
of having to claim that while 1 °C
of warming has provably benefited the
planet, 1 °C
further warming in the 21st century will be an unmitigated disaster.
In the 21st century, the eugenics movement has changed its stripes once again, manifesting itself through the global carbon tax agenda and the notion that having too many children or enjoying a reasonably high standard
of living is destroying the
planet through global
warming, creating the pretext for
further regulation and control over every facet
of our lives.
According to the National Oceanic and Atmospheric Administration, NASA, the UK Met Office, and other groups that monitor the
planet's thermostat, 2017 was by
far the
warmest year to occur without an El Niño event, which can boost ocean and air temperatures and was partly responsible for propelling 2016 to the top spot on the list
of warmest years.
This is the only so -
far - ultimate consequence
of warming the
planet and the oceans.
That lack
of immediate concern may in part stem from a lack
of understanding that today's pollution will heat the
planet for centuries to come, as explained in this Denial101x lecture: So
far humans have caused about 1 °C
warming of global surface temperatures, but if we were to freeze the level
of atmospheric carbon dioxide at today's levels, the
planet would continue
warming.
Further — they don't subtract UHI (the
warming of the
planet from urban centers that is completely unrelated to CO2).
Then CO2
further warms the whole
planet, because
of its heat - trapping properties.
The
far - northern country is one
of the fastest -
warming regions on the
planet,
warming at a rate
of up to four times the average
of the entire Northern Hemisphere, according to an article published by The Daily Climate.
There were very few readings from the Arctic, yet the Arctic is by
far the fastest -
warming region
of the
planet, and the pattern
of land - based temperature readings, too, repaid re-examination.
We need only look as
far as our sister
planet, Venus, to see an example
of how the greenhouse effect
warms the surface but cools the upper atmosphere.
You may have heard that the
planet is committed to
further warming and sea level rise, irrespective
of what choices we now make to reduce carbon emissions.
CO2 has risen by 40 % in just the past 200 years, contributing to human alteration
of the
planet's energy budget that has so
far warmed Earth by about 0.8 °C (1.4 °F).
The wobbling
of the
planet changed how the Sun
warmed the Earth periodically, which appears to have triggered complex feedbacks that may have released carbon dioxide from the ocean or other sinks, which, in turn,
further increased the
planet's temperature.
Given the lack
of surface
warming in the 21st century so
far, and the contrast between that and the climate predictions, how certain are you that the 21st century will witness more than a 1C
warming, and how confident are you that any
warming will be the result
of human CO2, and how confident are you that such a
warming will be «too much»
warming for the good
of the
planet?
The earliest criticism
of global climate models failing to consider cloud processes, that I can find so
far, is from Professor Richard Lindzen in 2001, who explained how a heat vent may cool the
planet by as much as two thirds
of the projected global
warming.
In the
farthest reaches
of Antarctica, a nightmare scenario
of crumbling ice — and rapidly rising seas — could spell disaster for a
warming planet.
They are a powerful device to
further sustainability goals and to tell impactful stories about sustainability, communities, and technology that is reducing the global
warming potential
of harmful greenhouse gases in ways that benefit people,
planet, and profit.
Much like how some areas
of the
planet are
warming far more than others, there are places where, due to a variety
of factors, sea level rise is happening more quickly.
The heated gas molecules would bump into other air molecules and
warm them, and like any material above absolute zero, the Atmosphere would emit radiation at a variety
of long - wave wavelengths in random directions, some
of which would be absorbed by the surface
of the
planet,
warming it
further.
«Back [in 2007], [the IPCC] said that the
planet was
warming at a rate
of 0.2 degrees Celsius every decade... But the new report says the true figure since 1951 has been only 0.12 Celsius per decade - a rate
far below even the lowest computer prediction»