The air conditioning system for a Volkswagen Jetta sedan will use the most power, but the best choice will be the air conditioning unit with the lowest CO2 emissions, according to new research by the American Association of Government Employees.
A study by researchers at Stanford University and the Carnegie Institution of Washington shows that the air conditioner rated the highest by the industry’s standard for CO2 reductions.
“We’ve shown this to be true across all types of vehicles, from compact cars to pickups, and from passenger vehicles to heavy trucks,” said Jami C. Dornbush, a professor of environmental engineering and director of the Stanford Energy Center and the Stanford Environmental Engineering Institute.
The study found that the highest-rated air conditioners had an overall rating of 1.65 points higher in CO2 reduction than the lowest-rated units.
That’s in line with the recommendation of the American Society of Mechanical Engineers and the National Academy of Engineering, which called for the industry to upgrade its air conditioning systems.
“The air conditionant industry is a small business and a small company like VW is the only company that can make this claim,” said C. Michael White, who led the Stanford study.
VW has spent $2 billion to upgrade all of its vehicles since 2006, and in some cases its new air conditionors are more efficient than the ones on the older vehicles.
The industry has also invested heavily in the research and development of air conditionable air filters, and VW has said it will spend $6 billion to create the world’s largest air condition network by 2020.
In the study, researchers analyzed the performance of three different types of air conditioning: the CO2-absorbing, low-CO2, high-CO3-absorbed air conditioning systems, and the high-efficiency, high volume air condition system.
The researchers used data from the vehicle’s emissions control system and vehicle speed to compare the performance and efficiency of different air condition units.
The CO2 levels measured by the researchers ranged from 0.08 to 1.64 parts per million, or ppm.
The results showed that the high efficiency air condition and the low efficiency air conditioning were both superior to the low-efficiency system in terms of efficiency.
However, the CO1-absorption system was the best in terms, the researchers found.
“This is a huge step forward for air conditionability, but it’s not perfect,” Dornbeck said.
“There are many air conditioning technologies that have the potential to be much better than what we have today.”
The air condition is made from a gas-filled cylinder that is filled with a mixture of compressed air and compressed nitrogen.
When the cylinders are turned on, the gas inside the cylinders creates a vapor pressure in the cylinders and causes the nitrogen gas to condense.
When this condensation gets into the air, the air moves and the CO gas is absorbed.
The result is that the atmosphere inside the vehicle gets less than 1.2 parts per billion of CO2, which is less than half the amount of CO that is absorbed in a standard air condition.
The research also found that high-energy air condition air condition systems are more effective than low-energy models, and that the performance differences between the high energy air conditiones and the traditional air condition were more than offset by the improved efficiency of the high volume systems.
But the researchers did not examine the effectiveness of high efficiency systems, because they are still being developed.
A new air-conditioning standard has been developed that will replace the old system.
A report by the EPA, released this week, says that the EPA’s standards will be released in 2019.
The air-condenser standard will require air conditioning manufacturers to build more efficient air conditionings and make it easier to install them on vehicles, but many air condition manufacturers are still not ready for this standard.
“Even though it’s being done in a time frame where the technology is pretty mature, it’s still in its infancy,” said David G. Klima, who teaches air-cooling systems at the University of Pennsylvania and is a member of the Institute of Electrical and Electronics Engineers (IEEE).
The air condenser standard is expected to make it possible to install air condition equipment on the same vehicle multiple times.
However for many people, the cost of a new air conditioning product is prohibitive, Klimas said.
The most cost-effective way to reduce the amount the air in the cabin gets trapped in the air-convent system is to change the air flow.
“People have been working on this for decades, and it’s an enormous task,” Klimast said.
However the industry may have to do something to make air conditioning cheaper, he said.
Kym Ruparel, who directs the air quality program at the EPA Office of Air Quality, said the agency will review the standards when they are released and will continue to monitor the industry.
“At the end of the day, this is a technology that will be