Sentences with phrase «as urban heat island»

This phenomenon is known as an urban heat island, a contained microclimate in cities in which building materials such as concrete, pavement and asphalt shingles radiate the heat they've absorbed.

An increasing number believe that any warming is so small it is indistinguishable from the noise in the environmenal data sets, and that the data have not been properly adjusted for such things as urban heat island effects (are the city temps warmer than the suburbs where you live?

In the paper this result is reached by taking also into account several possibilities including the fact that the volcano cooling is evidently overestimated in the GCMs, as we have seen above, and that part of the leftover warming from 1970 to 2000 could have still be due to other factors such as urban heat island and land use change.

Ewert's findings echo that of US meteorologists Joseph D'Aleo and Anthony Watts who examined 6,000 NASA weather stations and found a host of irregularities both with the way they were sited and how the raw data had been adjusted to reflect such influences as the Urban Heat Island effect.

Hot, dark roofs on any building also warm the city air, aggravating what is known as the urban heat island effect.

This article looks at one contentious issue and serious concern with the surface record known as the Urban Heat Island Effect (UHIE).

However, the preliminary analysis includes only a very small subset (2 %) of randomly chosen data, and does not include any method for correcting for biases such as the urban heat island effect, the time of observation, or other potentially influential biases.»

Known as the Urban Heat Island Effect (UHIE) it was first measured by Tony Chandler in London England and described in his 1965 book, The Climate of London.

Environmental influences such as the Urban Heat Island in cities and regional towns may be contributing to the increase in temperatures since 2002, as may instrument influences such as the advent of Automatic Weather Stations at many ACORN locations since the early 1990s.

Whatever the average regional temperature, it's hotter in the cities, because concentrations of traffic, business, heating, cooking, lighting and air conditioning generate what has become known as the urban heat island effect: what makes this worse is that the asphalt, tarmacadam, stone, brick, glass and tile of which cities are made absorb radiation but prevent ground evaporation as a natural cooling device.

Because they live and work in highly urbanized areas that have the necessary attributes that cause a positive temperature feedback - often referred to as the Urban Heat Island effect (UHI).

As the earth continues to warm due to the buildup of greenhouse gases, heat waves are expected to become more severe, particularly for cities, where concrete and a dearth of trees create what's known as the urban heat island effect.

Reflective pavements have been considered as one of several strategies to mitigate what are known as urban heat islands, in which daytime temperatures rise due, in part, to dark, dry infrastructure such as roads and buildings.

These heat zones, known as urban heat islands where they occur above a large town or city, disrupt natural weather patterns and lead to abnormal rain showers, cloud formation and more.

«The general trend of urbanisation is not going to help either, as urban heat islands can exacerbate the problem, and when people are concentrated social tensions can escalate.

Climate catastrophists bend over backwards to try to argue that there are no such thing as urban heat islands.

Not exact matches

This could be because of the urban heat island effect, which causes temperatures in the city to rise as much 10 °C compared with those in the surrounding areas.

The non-profit Cool Roof Rating Council (CRRC), for instance, suggests roofing surfaces that reflect the sun's heat so as to reduce the urban heat island effect while improving residential energy efficiency.

On the other hand, they say the city could grow even more resilient due to the ongoing efforts to reduce the urban heat island effect — for instance through programs to install reflective roofs and plant trees, as well as to protect vulnerable populations through heat warning systems and the availability of cooling centers.

City rooftops covered with vegetation are seen as a way to reduce the urban heat - island effect and cut energy usage — but so far, the results have been unimpressive

The study, published in the journal Computers, Environment and Urban Systems, identifies Salt Lake City, Miami and Louisville as the top three urban heat island cities in theUrban Systems, identifies Salt Lake City, Miami and Louisville as the top three urban heat island cities in theurban heat island cities in the U.S.

These so - called urban heat islands result from various factors, such as population density, surface sealing, thermal radiation of buildings, industry, and transport as well as lacking vegetation.

Many urban areas face atmospheric problems such as pollution and the heat island effect.

A third focuses on the urban heat island effect and a fourth looks specifically at temperature stations that have been labeled as problematic by skeptics.

The field of urban planning is gaining interest as cities around the world, including nearby Houston, are facing increased exposure to weather - related risks and hazards ranging from sea level rise and flooding to temperature build - up and urban heat island effect.

Reducing the urban heat island effect is becoming increasingly important as cities prepare for future warming.

As buildings replace forest or grasslands, the local temperature rises — the so - called urban heat island effect.

Innovative urban design could create increased access to active transport.99 The compact geographical area found in cities presents opportunities to reduce energy use and emissions of heat - trapping gases and other air pollutants through active transit, improved building construction, provision of services, and infrastructure creation, such as bike paths and sidewalks.303, 318 Urban planning strategies designed to reduce the urban heat island effect, such as green / cool roofs, increased green space, parkland and urban canopy, could reduce indoor temperatures, improve indoor air quality, and could produce additional societal co-benefits by promoting social interaction and prioritizing vulnerable urban populations.311urban design could create increased access to active transport.99 The compact geographical area found in cities presents opportunities to reduce energy use and emissions of heat - trapping gases and other air pollutants through active transit, improved building construction, provision of services, and infrastructure creation, such as bike paths and sidewalks.303, 318 Urban planning strategies designed to reduce the urban heat island effect, such as green / cool roofs, increased green space, parkland and urban canopy, could reduce indoor temperatures, improve indoor air quality, and could produce additional societal co-benefits by promoting social interaction and prioritizing vulnerable urban populations.311Urban planning strategies designed to reduce the urban heat island effect, such as green / cool roofs, increased green space, parkland and urban canopy, could reduce indoor temperatures, improve indoor air quality, and could produce additional societal co-benefits by promoting social interaction and prioritizing vulnerable urban populations.311urban heat island effect, such as green / cool roofs, increased green space, parkland and urban canopy, could reduce indoor temperatures, improve indoor air quality, and could produce additional societal co-benefits by promoting social interaction and prioritizing vulnerable urban populations.311urban canopy, could reduce indoor temperatures, improve indoor air quality, and could produce additional societal co-benefits by promoting social interaction and prioritizing vulnerable urban populations.311urban populations.311, 303

The phenomenon is known as the «urban heat island» effect, and a recent N.C. State University study shows that many of North Carolina's native bee species keep away from hot, urban areas.

As is well - known, there are various corrections made to eliminate any urban heat island effect, and they appear to have been quite successful:

Increasing evidence suggests that urban heat island effects extend to changes in precipitation, clouds and DTR, with these detectable as a «weekend effect» owing to lower pollution and other effects during weekends.

Urban heat islands are the result of replacing the natural landscape, such as vegetation and waterways, with heat - absorbing materials like concrete or asphalt.

Assessment: The group check - ins before the designs are tested can be used as formative assessment to make sure students understand the components of their design and how those components will help minimize the effects of the urban heat island.

NWS management did not allow work in evaluating Urban Heat Island (UHI), mainly because of the stigma of being related to what NWS viewed as the political and controversial nature of the climate change / global warming subject.

Human induced trend has two components, namely (a) greenhouse effect [this includes global and local / regional component] and (b) non-greenhouse effect [local / regional component]-- according to IPCC (a) is more than half of global average temperature anomaly wherein it also includes component of volcanic activities, etc that comes under greenhouse effect; and (b) contribution is less than half — ecological changes component but this is biased positive side by urban - heat - island effect component as the met network are concentrated in urban areas and rural - cold - island effect is biased negative side as the met stations are sparsely distributed though rural area is more than double to urban area.

At face value, the satellite data is supported by weather balloon data, covers a much larger area of the globe than the surface - based data, and, as you pointed out, is free from the urban heat island effect and other potential flaws of surface measurements.

However, the actual claim of IPCC is that the effects of urban heat islands effects are likely small in the gridded temperature products (such as produced by GISS and Climate Research Unit (CRU)-RRB- because of efforts to correct for those biases.

Likewise, they prefer to debate urban heat island effects rather than to discuss the rising temperature trends, other clear signs of rising temperatures, the positive feedbacks which are beginning to kick in so that climate change will take on a life of its own independently of what we do in the future if changes are not made now (# 111, «Storm World» post, comment # 141) and what such climate change will imply for humanity as a whole (Curve manipulation, comment # 74, A Saturated Gassy Argument, comment # 116).

As the world becomes more and more focused on environmental issues that cross national boundaries, such as climate change, reduced availability of clean water, increased water and air pollution, and the growth of urban heat islands, landscape architects are taking the lead in finding practical, innovative solutions that leverage natural systemAs the world becomes more and more focused on environmental issues that cross national boundaries, such as climate change, reduced availability of clean water, increased water and air pollution, and the growth of urban heat islands, landscape architects are taking the lead in finding practical, innovative solutions that leverage natural systemas climate change, reduced availability of clean water, increased water and air pollution, and the growth of urban heat islands, landscape architects are taking the lead in finding practical, innovative solutions that leverage natural systems.

For example, urban heat islands may be affecting a large fraction of the world's population (perhaps as much as 50 %, the reported fraction of the population living in cities today)-- so is that a global effect, or a local one?

But isn't the UHI effect something other than this «microscale variability» that would be evident at a regional, spatial scale as a «hot spot» for instance (thus the urban heat island).

Why is it that climate sceptics have been going on about the Urban Heat Island * being the cause of the observed temperaure increase found in the global averages, if, as you say, there is no increase in the global averages?

* Urban Heat Island: It is well - known that the effect of heat from buildings in urban areas, as well as the thermal properties of high concentrations of concrete, raise the temperatures of Urban areas to above the surrounding Urban Heat Island: It is well - known that the effect of heat from buildings in urban areas, as well as the thermal properties of high concentrations of concrete, raise the temperatures of Urban areas to above the surrounding aHeat Island: It is well - known that the effect of heat from buildings in urban areas, as well as the thermal properties of high concentrations of concrete, raise the temperatures of Urban areas to above the surrounding aheat from buildings in urban areas, as well as the thermal properties of high concentrations of concrete, raise the temperatures of Urban areas to above the surrounding urban areas, as well as the thermal properties of high concentrations of concrete, raise the temperatures of Urban areas to above the surrounding Urban areas to above the surrounding area.

Generally, the remaining uncorrected effect from urban heat islands is now believed to be less than 0.1 C, and in some parts of the world it may be more than fully compensated for by other changes in measurement methods.4 Nevertheless, this remains an important source of uncertainty.The warming trend observed over the past century is too large to be easily dismissed as a consequence of measurement errors.

Reference 2 shows that the urban heat island accounts for ~ 40 % of total warming, as opposed to < 10 % in the Jones 1990 paper.

As the areas around the weather stations became urbanized, this would have introduced an urban heat island at the station.

As the nearby city expanded over the decades, its urban heat island would have become bigger.

This phenomenon is known as the «Urban Heat Island» effect (often abbreviated to «UHI effect»).

For example, although there are numerous benefits to urban greening, such as reducing the urban heat island effect while simultaneously promoting an active healthy lifestyle, 248,310,311 the urban planting of certain allergenic pollen producing species22 could increase human pollen exposure and allergic illness.

-- https://link.springer.com/article/10.1007%2FBF00140159?LI=true «Karl et al., 1988) has shown that at some «sun belt» cities in the West, the rise of temperature that can be attributed to the urban heat island is as much as 0.3 to 0.4 °C per decade.