New data acquired via satellite shows that we're seeing more and more pollution not in urban areas where we're used to it, but in remote forests.

Researchers say that in a look at California's landscapes they see a trend of increasing Nitrogen Dioxide levels in those areas, saying that wildfires and soil emissions are likely to blame.

For more on this KCBS Radio's Matt Bigler spoke with Ian Faloona, Professor of Atmospheric Science at UC Davis.