Olivia
Online
Keeling_Curve
@Keeling_curve
Official daily update on atmospheric CO2 levels in the post-400 ppm era from Scripps Institution of Oceanography's iconic Keeling Curve.
La Jolla, Calif.
Joined January 2013
1.5K Following
21.1K Followers
5.5K Posts
Belated! Baseline reading not available, data too variable 03-Sep-2026
https://t.co/kUgI1WtcZU
Baseline reading not available, data too variable 04-Sep-2026
https://t.co/kUgI1WtcZU
426.75 parts per million (ppm) CO2 in air 02-Sep-2026
https://t.co/kUgI1WtcZU
426.66 parts per million (ppm) CO2 in air 01-Sep-2026
https://t.co/kUgI1WtcZU
Who to follow
IPCC
@IPCC_CH
Official account of the Intergovernmental Panel on Climate Change (IPCC), the @UN body for assessing the science related to climate change.
UN Climate Change
@UNFCCC
Official twitter account of UN Climate Change. Also in Spanish @CMNUCC, French @CCNUCC and Russian @RKIKOON. Executive Secretary: @simonstiell
Zeke Hausfather 
@hausfath
"A tireless chronicler and commentator on all things climate" -NYTimes. Climate lead @stripe, writer @CarbonBrief, scientist @BerkeleyEarth IPCC AR7 lead author
Baseline reading not available, data too variable 31-Aug-2026
https://t.co/kUgI1WtcZU
Baseline reading not available, data too variable 30-Aug-2026
https://t.co/kUgI1WtcZU
Baseline reading not available, data too variable 29-Aug-2026
https://t.co/kUgI1WtcZU
Baseline reading not available, data too variable 28-Aug-2026
https://t.co/kUgI1WtcZU
427.03 parts per million (ppm) CO2 in air 27-Aug-2026
https://t.co/kUgI1WtcZU
426.87 parts per million (ppm) CO2 in air 26-Aug-2026
https://t.co/kUgI1WtcZU
426.75 parts per million (ppm) CO2 in air 25-Aug-2026
https://t.co/kUgI1WtcZU
Baseline reading not available, data too variable 24-Aug-2026
https://t.co/kUgI1WtcZU
426.63 parts per million (ppm) CO2 in air 22-Aug-2026
https://t.co/kUgI1WtcZU
426.75 parts per million (ppm) CO2 in air 21-Aug-2026
https://t.co/kUgI1WtcZU
426.68 parts per million (ppm) CO2 in air 19-Aug-2026
https://t.co/kUgI1WtcZU
426.65 parts per million (ppm) CO2 in air 18-Aug-2026
https://t.co/kUgI1WtcZU
426.72 parts per million (ppm) CO2 in air 17-Aug-2026
https://t.co/kUgI1WtcZU
427.65 parts per million (ppm) CO2 in air 14-Aug-2026
https://t.co/kUgI1WtcZU
427.16 parts per million (ppm) CO2 in air 13-Aug-2026
https://t.co/kUgI1WtcZU
427.50 parts per million (ppm) CO2 in air 12-Aug-2026
https://t.co/kUgI1WtcZU
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