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Environment & Energy

hatrack

(60,934 posts) Wed Nov 29, 2023, 09:21 AM Nov 2023

4 replies

= new reply since forum marked as read

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October 2023 Atmospheric CO2 Content: 418.82 ppm; October 2022 415.74 ppm; October 2021 413.90 ppm (Original Post) hatrack Nov 2023 OP

I remember the good old days of 350. Voltaire2 Nov 2023 #1

The year I was born ... VMA131Marine Nov 2023 #2

K&R Think. Again. Nov 2023 #4

(14,715 posts)

1. I remember the good old days of 350.

Wed Nov 29, 2023, 09:28 AM

Nov 2023

1.5 will also be forgotten as the goalposts get shifted.

(4,648 posts)

2. The year I was born ...

Wed Nov 29, 2023, 09:53 AM

Nov 2023

Atmospheric CO2 were around 320 ppm; they have increased by one third since then.

(6,951 posts)

3. You know, I had just calculated that from the graph and was about to post it.

Wed Nov 29, 2023, 10:13 AM

Nov 2023

You beat me to it, although I was born a bit earlier.
A rise by 1/3rd in just over 60 years is a big deal.

(17,987 posts)

4. K&R

Wed Nov 29, 2023, 10:58 AM

Nov 2023