In 2007, I published a peer - reviewed paper alleging that some important research relied upon by the IPCC (for the treatment
of urbanization effects) was fraudulent.
Sciencecodex: A recent study indicated that the urbanization in eastern China has significant impact on the observed surface warming and the temporal - spatial variations
of urbanization effect have been comprehensively detected.
Not exact matches
Clifford Nass and I have demonstrated a significant negative relation between government expenditures and rates
of Protestant church membership in 1950 and 1980, taking states as the unit
of analysis.12 This
effect appears to hold when other factors influencing church membership, such as religious composition,
urbanization, region, and migration, are held constant.
Opening a two - day High - Level Expert Forum on How to Feed the World in 2050 Diouf told the 300 delegates that over the next 40 years: «The combined
effect of population growth, strong income growth and
urbanization... is expected to result in almost the doubling
of demand for food, feed and fibre.»
The project has been described as a model for environmental reclamation, as well as a symbol
of renewal and society's potential to recover from the harsh
effects of urbanization.
The group also studied the
effects of urbanization on the stress response system
of the finches.
Now that we know what's happening, the next step is to begin work on understanding why it is happening and if the same negative
effects of urbanization are hurting solitary, native bee species that are presumably more sensitive to their local environment.»
Whether they will actually lead to a greater incidence
of the disease will be complicated by factors including control measures, the availability
of drugs, and even other indirect
effects of climate change, such as population changes, migration and
urbanization.
Adding to the challenge are the side
effects of rapid economic development: air pollution, contaminated water, and encroaching
urbanization, all
of which threaten Chinese farmland.
The burgeoning green infrastructure movement, spearheaded by the Clean Water Network, a large government / NGO consortium, seeks to defend US waterways and water supplies against ill
effects of climate change and
urbanization.
Although
urbanization affects wildlife, ecologists know relatively little about its
effect on the productivity and survival
of breeding birds.
If any thing else
urbanization probably increases the cat population by a little along with huge increases n pollution, traffic, buildings, boys with bee bee guns, pesticides, Urbanization also has the nasty side effect of decreasing natural resources for all species of wild life incl
urbanization probably increases the cat population by a little along with huge increases n pollution, traffic, buildings, boys with bee bee guns, pesticides,
Urbanization also has the nasty side effect of decreasing natural resources for all species of wild life incl
Urbanization also has the nasty side
effect of decreasing natural resources for all species
of wild life including birds.
Factors including other competitive predators, the abundance
of food, terrain,
effects of urbanization and shrinking ranges influence behavior.
A documentary series focusing on the
effects of urbanization, social marginalization and economic disparities in Lurie's native South Africa, is about to go on show in a solo exhibition in London.
Wu is a Taiwanese conceptual artist and associate professor at the National Kaohsiung Normal University, whose practice focuses on environmental issues and the
effects of urbanization in Taiwan.
I'm familiar with the corrections made to eliminate the
effects of urbanization: The original observations are «massaged» using automated computer routines which are applied worldwide.
Instead
of eliminating the
urbanization effects, these wrong - way corrections makes the urban warming trends steeper.
In addition, using the techniques
of Karl et al. (1988), NCDC generated temperature files in which the biases introduced by
urbanization effects were removed.
Unlike many data sets that have been used in past climate studies, these data have been adjusted to remove biases introduced by station moves, instrument changes, time -
of - observation differences, and
urbanization effects.
From the site you referenced: «To save space on this server, only the data adjusted for
urbanization effects are available here (i.e., this data has also been adjusted for time -
of - observations, station moves, and instrument changes).»
It is not possible to infer directly the value
of perturbations by
urbanization but at least it shows that the
effect is important and not limited to big cities.
The net
effect of their adjustments on their global temperature estimates was unrealistically low, particularly for recent decades, when
urbanization bias is expected to have increased.
If you want to seriously study the
effects of urbanization bias, you can't just use a simplistic «either / or» approach to distinguishing stations, e.g., see Stewart & Oke, 2012 (Open access).
Urbanization, energy use and greenhouse
effects in economic development: Results from a cross-national study
of developing countries.
Urbanization is on the rise; so is the urban heat island
effect — a situation that is worsening with the decline
of tree cover in U.S. metropolitan areas
The
effects of urbanization and climate change are converging in dangerous ways.
This analytical report examines the
effects of two «megatrends» — climate change and
urbanization — on environmental emergencies.
One such premise revolved around a cause and
effect relationship between
urbanization causing difficulties in absorbing poor from rural areas, increased squatter settlements and poor infrastructure, and leading to a hotbed
of political activity and a fertile ground for communist organizing.
A critical issue is this: how much
of perceived global warming is due to such
urbanization effects?
Dr. Avakyan's paper attributes the known temperature rise to the
effect of solar geomagnetic activity on clouds, and the known rise
of CO2 to the carbon not absorbed due to expanding deforestation, desertification, and
urbanization, and the resulting lessening
of photosynthesis.
Or that not one tree ring study (from locations where temperatures are not influenced by
urbanization effects) supports Muller's interpretation
of rapidly rising temperatures.
Objection: The apparent rise
of global average temperatures is actually an illusion due to the
urbanization of land around weather stations, the Urban Heat Island
effect.
Regardless
of what conclusions were drawn about the 277 sites that didn't show an «
urbanization effect», Parker did conclude that there is detectable UHI in communities as small as Barrow, Alaska.
Indeed, a portion
of that small linear trend difference might be due to human CO2 emissions; or, then again, it might be due to the vast
urbanization effect over the last 60 + years; or due to the large deforestation that's taken place; or, maybe it's entirely due to the serial fabrication
of global warming by the world's climate agencies; or it's even possible that the post-1950 warming was entirely a natural phenomenon - the same as the prior 64 - year period experience.
On calm days, I expect both the UHI
effect and the NSTI to be operating in full force: whatever heating is provided by the
urbanization will be operating without being blown away; and whatever cooling is provided by the NSTI will also be protected by the stratification
of the boundary layer.
A concern that has been raised with respect to the surface - based temperature measurements is the
effect of land use changes such as
urbanization.
Clearly the
effects of urbanization have considerably exacerbated the warming experienced by the large majority
of the Chinese population in comparison with the warming that they would have experienced as a result
of external forcing alone.
When climate scientists first began homogenizing temperature data, the PDO had yet to be named, so I would like to suggest instead
of a deliberate climate science conspiracy, it was their ignorance
of the PDO coupled with overwhelming
urbanization effects that caused the unwarranted adjustments by causing «natural change points» that climate scientists had yet to comprehend.
This yielded apparent confirmation in expected directions: a distinct
effect for
urbanization class in the expected direction;
of ratings in the expected direction; and
of max - min in the expected direction.
... The uncertainties given by RSOA due to data gaps and random errors (Figure 1a) were augmented using published estimates
of global uncertainties associated with
urbanization effects (e.g. Jones et al., 1990),... We assume that the global average LAT uncertainty increased from zero in 1900 to 0.1 °C in 1990 (Jones et al, 1990), a value we extrapolate to 0.12 °C in 2000 (Figure 1a).
It seemed to me that random
effects methodology could be applied to see the impact on trends
of the various complicating factors — ratings category,
urbanization class, equipment class.
The period
of most rapid warming in Europe occurred between 1890 and 1950, and there is quantitative evidence that some
of the observed warming during this 60 yr period may be related to
urbanization or other local
effect; no warming was observed in the most recent half century.
I have had several inquiries into what the remaining warming would look like if I incorporated the potential
effect of non-climatic warming influences (e.g.,
urbanization, other landscape changes, instrument changes, network quality, etc.).
A problem that arises in the context
of attributing any
effect to CO2 is that since the end
of the Little Ice Age, a natural warming has possibly increased the temperature monotonically, anthropogenic CO2 has increased monotonically, and deforestation and
urbanization have increased monotonically.
(Part
of the How to Talk to a Global Warming Skeptic guide) Objection: The apparent rise
of global average temperatures is actually an illusion due to the
urbanization of land around weather stations, the Urban Heat Island
effect.
Valid reasons include adjustments for changes in the time -
of - day
of the reading, changes to the instrument's location or type, and
urbanization effects.
Other Relevant Notes: On 18 February 2008, Professor Jones (Lead author
of the 1990 Nature paper) sent me a manuscript, «
Urbanization effects in large ‐ scale temperature records, with an emphasis on China» which was recently submitted to J. Geophysical Research for publication.
Jones et al. (1990) have assessed the
urbanization effects in time series
of surface air temperature over land areas in European parts
of the CIS, eastern Australia, and eastern China.
In addition to offering areas for recreation and benefits to mental and physical health, urban green spaces «filter large amounts
of water after heavy rainfall and soften the
effects of heat waves or other extreme events,» according to the agency, whose recent assessment on urban ecosystems concluded that «with the right policies and tools,
urbanization does not need to be a threat to biodiversity in cities and beyond.»
Ku, W. Solecki, J. Cox, C. Small, C. Rosenzweig, R. Goldberg, K. Knowlton, and P. Kinney, 2007: Estimating the
effects of increased
urbanization on surface meteorology and ozone concentrations in the New York City metropolitan region.