philz@lemmy.world to pics@lemmy.worldEnglish · edit-22 days agoThe Arctic ocean photographed in the same place, 107 years ago vs today.lemmy.worldimagemessage-square114fedilinkarrow-up11.17Karrow-down113file-text
arrow-up11.16Karrow-down1imageThe Arctic ocean photographed in the same place, 107 years ago vs today.lemmy.worldphilz@lemmy.world to pics@lemmy.worldEnglish · edit-22 days agomessage-square114fedilinkfile-text
minus-squareOsrsNeedsF2P@lemmy.mllinkfedilinkarrow-up14arrow-down1·edit-213 hours agoThat would make the air… less clean now? Edit: looks like PM2.5 and PM10 levels were 10-100x more around a hundred years ago. Seems like air quality is in fact better now.
That would make the air… less clean now?
Edit: looks like PM2.5 and PM10 levels were 10-100x more around a hundred years ago. Seems like air quality is in fact better now.