The Third Assessment Report (TAR, 2001) concluded that temperature increases over the twenty - first century could be significantly larger than previously thought, and that the evidence
for human influence on climate change was stronger than ever.
Hundreds of private e-mails and documents hacked from a computer server at a British university are causing a stir among global warming skeptics, who say they show that climate scientists conspired to overstate the case
for a human influence on climate change.
Not exact matches
The potential consequences of
climate change are great and the policies of the next few decades will determine
human influences on the
climate for centuries.»
«This quantitative attribution of
human and natural
climate influences on the IPWP expansion increases our confidence in the understanding of the causes of past
changes as well as
for projections of future
changes under further greenhouse warming,» commented Seung - Ki Min, a professor with POSTECH's School of Environmental Science and Engineering.
His research focuses
on how
human and natural
influences on climate contribute to observed
climate change and risks of extreme weather and in quantifying their implications
for long - range
climate forecasts.
Over the weekend, I posted and alerted senior members of the Intergovernmental Panel
on Climate Change when an errant description of the panel's 2007 conclusion on the human climate influence found its way into an important draft document listing «elements of an outcome» for long - term action on climate — essentially a draft of what may emerge here when negotiations end on
Climate Change when an errant description of the panel's 2007 conclusion
on the
human climate influence found its way into an important draft document listing «elements of an outcome» for long - term action on climate — essentially a draft of what may emerge here when negotiations end on
climate influence found its way into an important draft document listing «elements of an outcome»
for long - term action
on climate — essentially a draft of what may emerge here when negotiations end on
climate — essentially a draft of what may emerge here when negotiations end
on Friday.
* The role of the US in global efforts to address pollutants that are broadly dispersed across national borders, such as greenhouse gasses, persistent organic pollutants, ozone, etc...; * How they view a president's ability to
influence national science policy in a way that will persist beyond their term (s), as would be necessary
for example to address global
climate change or enhancement of science education nationwide; * Their perspective
on the relative roles that scientific knowledge, ethics, economics, and faith should play in resolving debates over embryonic stem cell research, evolution education,
human population growth, etc... * What specific steps they would take to prevent the introduction of political or economic bias in the dissemination and use of scientific knowledge; * (and many more...)
I've been criticized by some environmentalists in recent years
for writing that the long - term picture (more CO2 = warmer world = less ice = higher seas and lots of climatic and ecological
changes) is the only aspect of
human - caused global warming that is solidly established, and that efforts to link dramatic weather - related events to the
human influence on climate could backfire should nature wiggle the other way
for awhile.
It will be particularly interesting to see whether Republican presidential candidate John McCain's greener stance
on the issue, including his support
for policies to limit
human - induced
climate change,
influences rank - and - file Republicans over the coming months.
On the question of hurricanes, the theoretical arguments that more energy and water vapor in the atmosphere should lead to stronger storms are really sound (after all, storm intensity increases going from pole toward equator), but determining precisely how
human influences (so including GHGs [greenhouse gases] and aerosols, and land cover
change) should be
changing hurricanes in a system where there are natural external (solar and volcanoes) and internal (e.g., ENSO, NAO [El Nino - Southern Oscillation, North Atlantic Oscillation]-RRB-
influences is quite problematic — our
climate models are just not good enough yet to carry out the types of sensitivity tests that have been done using limited area hurricane models run
for relatively short times.
We're not offering a «counter-claim» about the science, because our position is that even the concrete, incontrovertible, unassailable fact of
human influence on global warming and
climate change does not, by itself, make a case
for action.
«But more than 15 sections in Chapter 8 of the report — the key chapter setting out the scientific evidence
for and against a
human influence over the
climate — were
changed or deleted after the scientist charged with examining this question had accepted the supposedly final text...» — Dr. Frederick Seitz commenting
on the IPCC Second Assessment Report, The Wall Street Journal, June 12, 1996
The potential consequences of
climate change are great and the actions taken over the next few decades will determine
human influences on the
climate for centuries.
The Identification of a
Human Influence on Climate Change» purports to deal with the evidence
for AGW which we are discussing.
He said it was «ludicrous»
for Morano to suggest he had been
influenced by the grants, especially because his work
on climate change and his advocacy
for cuts to
human emissions pre-dated both the awards.
«It's not known
for sure whether (a)
climate change is actually occurring or (b) if it is, whether
humans really have any
influence on it.»
We have a small, tightly knit and perhaps even insular community that everybody is relying
on for accurate information
on how the Earth's
climate is
changing over time, and what
influence human activity is having
on it, yet there appears to be little of self - auditing activity in that field, but rather, if anything, more of a wagon - circling going
on...
The UN's official panel
on climate change has hit back at sceptics» claims that the case
for human influence on global warming has been exaggerated.
Benjamin D. Santer, a
climate scientist at Lawrence Livermore National Laboratory whose work for the Intergovernmental Panel on Climate Change was challenged by the Global Climate Coalition and allied groups, said the coalition was «engaging in a full - court press at the time, trying to cast doubt on the bottom - line conclusion of the I.P.C.C.» That panel concluded in 1995 that «the balance of evidence suggests a discernible human influence on global climate.
climate scientist at Lawrence Livermore National Laboratory whose work
for the Intergovernmental Panel
on Climate Change was challenged by the Global Climate Coalition and allied groups, said the coalition was «engaging in a full - court press at the time, trying to cast doubt on the bottom - line conclusion of the I.P.C.C.» That panel concluded in 1995 that «the balance of evidence suggests a discernible human influence on global climate.
Climate Change was challenged by the Global
Climate Coalition and allied groups, said the coalition was «engaging in a full - court press at the time, trying to cast doubt on the bottom - line conclusion of the I.P.C.C.» That panel concluded in 1995 that «the balance of evidence suggests a discernible human influence on global climate.
Climate Coalition and allied groups, said the coalition was «engaging in a full - court press at the time, trying to cast doubt
on the bottom - line conclusion of the I.P.C.C.» That panel concluded in 1995 that «the balance of evidence suggests a discernible
human influence on global
climate.
climate.»
From the IPCC AR4: «The fact that
climate models are only able to reproduce observed global mean temperature
changes over the 20th century when they include anthropogenic forcings, and that they fail to do so when they exclude anthropogenic forcings, is evidence
for the
influence of
humans on global
climate.»
One quote in the paper caught my attention: «Striving
for balance in reporting, US journalists have given equal prominence to voices confirming or denying the
human influence on the
climate, thus putting dis - proportionate emphasis
on doubt about anthropogenic
climate change ``.