In the U.S., about half of all vehicles use asphalt, according to the U, U.K., and Canada.
While most of the world’s highways are built with concrete, the U., U.N., and some European countries have asphalt instead.
The supply is still there.
But the price has dropped dramatically over the past few years, with a recent study from the International Organization of Standardization (ISO) indicating that the cost of asphalt for road construction in Europe was about 40 percent less than in the U.’s most industrialized countries.
In Europe, asphalt is used in the majority of highway construction, and a major reason for the lower cost is the high quality of the asphalt used in Europe.
According to a report from the European Association of Engineers, the average cost of road construction across Europe was $10.65 per square meter in 2013.
The cost for asphalt in the United States is considerably higher, at $16.80 per square yard.
It’s not clear why.
The U.R.I. estimates that asphalt prices are down from about $60 per square foot in the early 2000s to about $16 in 2014.
That was due to improvements in the manufacturing of asphalt, but there is also the issue of climate change.
A recent study by the Uricultural Research Institute, a U.B.I.-affiliated university in the Netherlands, found that climate change and urbanization are pushing prices higher, while demand for asphalt is also increasing.
“It’s probably more of a combination of factors,” said Dr. Michael Ewert, a research fellow at the Urie-Rijns Foundation in the University of Groningen who was not involved in the research.
“The asphalt shortage has increased the demand for [aluminum] and carbon-fiber and steel, but also because of the increased number of cars and trucks.
The asphalt shortage is mainly caused by the fact that cars are being phased out of the road network, and cars are becoming more fuel-efficient and less polluting.”
Ewerton said he believes the shortage of asphalt is being caused by climate change, although he has not seen any direct evidence of this.
The United States has been the most affected by the asphalt shortage, but many of the other major countries are also experiencing some of the same problems.
A report from Transportation Research Board found that the U of W had the highest average asphalt prices in Europe, at about $18.50 per square inch, while the average price in the UK was about $15.30 per square.
In Canada, Canada’s Transport Minister has said the shortage is primarily caused by increasing emissions and climate change as a result of the growing use of electric vehicles.
The lack of road supply is also contributing to the cost.
The International Road and Transport Association (IRTAA), the main trade association for road builders, has said that the asphalt price has increased since 2007, with the price of asphalt now averaging about $30 per cubic meter, while it was $21 per cubic foot in 2007.
However, RITA has also said that its members are able to get the cost for road asphalt down by cutting the number of suppliers.
Ewbert said that some asphalt suppliers have also cut prices, but he has yet to see any direct correlation between price cuts and the increase in demand for road materials.
According the IRTAA, about half the road materials used in construction are made from imported materials.
The main reason for these imports are transportation, which can increase the price significantly.
However the price is also a result in a shortage of the necessary raw materials for building roads.
According an IRTIA report, the number one reason for a shortage is “high cost of raw materials,” which can lead to a significant decrease in the amount of road materials available.
The IRT says that “a large number of materials” are produced from imported, untreated asphalt, which is not treated to the same standard as road materials produced from the same source.
According for example to the ITRA, about 20 percent of the imported asphalt in Europe is untreated asphalt.
The same report says that some of this untreated asphalt is exported for use in other countries.
Another reason for asphalt shortages is the lack of the infrastructure for asphalt construction.
According a report by the International Transport Forum, more than 60 percent of road and highway infrastructure is in need of repair, and that includes roads, bridges, and culverts.
It also says that the shortage in asphalt is not just about the cost, but the quality of asphalt being used.
“Quality of asphalt has been a problem for many years, but in recent years, the price that is being charged for this quality has also been increasing,” said Ewart.
“You don’t see this issue as an economic one, it’s more a social one.
You can’t just take out the poor road user in a developing country, because they have a much higher level of income. And the