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NNadir

(33,456 posts)
Thu Apr 8, 2021, 10:09 PM Apr 2021

Wow. Carbon dioxide concentrations measured at Mauna Loa on April 3 were 421.21 ppm.

Accessed April 8: Recent Daily Average Mauna Loa CO2


April 07: 418.46 ppm
April 06: 418.64 ppm
April 05: 418.71 ppm
April 04: Unavailable
April 03: 421.21 ppm




I never saw a number like that before there, but I will for sure see many more such numbers in the future.

Heckuva job humanity, heckuvajob.
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Wow. Carbon dioxide concentrations measured at Mauna Loa on April 3 were 421.21 ppm. (Original Post) NNadir Apr 2021 OP
We're killin it! Hugh_Lebowski Apr 2021 #1
And us. nt eppur_se_muova Apr 2021 #6
We are so screwed. LT Barclay Apr 2021 #2
When oh when will we ever realize we humans are destroying our only planet? Utterly irresponsible! George McGovern Apr 2021 #3
Look at how the Covid pandemic and the related shutdowns took a bite out of that rate True Dough Apr 2021 #4
Not even much of a nibble caraher Apr 2021 #5

LT Barclay

(2,594 posts)
2. We are so screwed.
Thu Apr 8, 2021, 11:05 PM
Apr 2021

Even if climate change wasn't an issue, we are destroying the planet in so many other ways.
There is a video on weather.com right now describing a swath of tree deaths from Maine to Florida from salt water incursion.

True Dough

(17,246 posts)
4. Look at how the Covid pandemic and the related shutdowns took a bite out of that rate
Fri Apr 9, 2021, 12:25 AM
Apr 2021

Not a HUGE bite, but a nibble. Didn't last long though.


caraher

(6,278 posts)
5. Not even much of a nibble
Fri Apr 9, 2021, 12:57 AM
Apr 2021

The dip you see isn't COVID so much as the vegetation of the northern hemisphere making their regular seasonal withdrawal of carbon from the atmosphere. That's clearer if you look at basically the same graph extended back over last few years; there's maybe a little dip in the running average (black curve) but much smaller than you might guess from the single year's worth of data:

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