ozone

In a statement released this morning, President Barack Obama urged Lisa Jackson, administrator of the Environmental Protection Agency (EPA), to withdraw its proposed draft of Ozone National Ambient Air Quality Standards (NAAQS), leaving in place Bush-era regulations. Back in January 2010, the ...

Researchers at Toyota Central Research and Development Labs in Japan claim to have developed a mesoporous two-line ferrihydrite (M2LFh) that, if used in an ozone (O3) filter, could remove up to 95 percent of unreacted O3. Ferrihydrite is a substance composed of iron, oxygen and water, as you ...

If you own or plan on purchasing an electric vehicle or plug-in hybrid (PHEV), you may be weighing the pros and cons of Time-of-Use metering (assuming that's an option). Will your electricity bill go down? Is it worth leaving your vehicle partially charged so that you can take advantage of the ...

What is HFO-1234yf? Well, it's the refrigerant that recently received final approval from the Environmental Protection Agency (EPA) and is supposedly 350-times less damaging to the atmosphere than the current HFC-134a. HFO-1234yf, which is claimed to be a non-ozone-depleting refrigerant, can now ...

Forget, for a moment, the difference between standard, corn-based ethanol and cellulosic ethanol. For this post, all that matters is how ethanol burns, not how it's created. According to new research conducted at Stanford, when an engine burns E85, the byproducts of that combustion are different ...

You read the headline correctly. According to a report by researchers at California State University, Fullterton, pollution kills more people than car crashes. How do they know? They simply added up the deaths related to pollution that were reported in ...

It wasn't all that long ago that the auto industry was under fire for its use of ozone-depleting chemicals in its air conditioning systems. To curb those fears, the older R-12 refrigerant was replaced with R-134a refrigerant. Interestingly enough, CO2, long associated with harmful automobile ...