Nuckelchen created this interesting video of Fukushima's "fog" last night https://youtu.be/Nf4R5JlYAMM
The cams have been obscured by the fog for hours. Finally, there is some visibility. Here is what I see now:
Was the fog an "emission" event or not? I don't know.
More screenshots https://www.dropbox.com/s/aojvjtsv23st259/July%2022%202015.pdf?dl=0