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17 May - Atmospheric CO2 Content 402.22; 18 May - 402.23 - Scripps (Original Post) hatrack May 2014 OP
It was only a couple months ago we broke the 400 ppm mark NickB79 May 2014 #1
Yeah, I keep waiting for readings to begin to fall, what with N. Hemisphere spring and all . . . hatrack May 2014 #2

NickB79

(19,224 posts)
1. It was only a couple months ago we broke the 400 ppm mark
Tue May 20, 2014, 02:31 PM
May 2014

Now we're at a solid 402 ppm.

That escalated fast, didn't it?

hatrack

(59,578 posts)
2. Yeah, I keep waiting for readings to begin to fall, what with N. Hemisphere spring and all . . .
Tue May 20, 2014, 03:12 PM
May 2014

Still waiting . . .

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