Despite pandemic shutdowns, carbon dioxide and methane surged in 2020 - Welcome to NOAA Research
China: CO₂ emissions 1960-2021 | Statista
CO2 Levels: Current & Historic Atmospheric Carbon Dioxide / Global Temperature Graph & Widget
7. Is the current level of atmospheric CO2 concentration unprecedented in Earth's history? Answer | Royal Society
Atmospheric carbon dioxide at record high levels despite reduced emissions in 2020 - Met Office
The Keeling Curve
Atmospheric carbon dioxide at record high levels despite reduced emissions in 2020 - Met Office
Down To Earth Climate Change - Resources
Carbon dioxide levels continue at record levels, despite COVID-19 lockdown | World Meteorological Organization
Zack Labe on Twitter: "Carbon dioxide (CO₂) averaged about 419 ppm in January 2023 10 years ago January averaged about 396 ppm + Preliminary data (@NOAA_ESRL): https://t.co/81JQavZVWZ https://t.co/ik91PqTwQG" / Twitter
Global Monitoring Laboratory - Carbon Cycle Greenhouse Gases
Carbon Dioxide
A Graphical History of Atmospheric CO2 Levels Over Time | Earth.Org
The Keeling Curve
Atmospheric Carbon Dioxide Growth Rate
Earth's CO2 Home Page
The Atmosphere: Getting a Handle on Carbon Dioxide – Climate Change: Vital Signs of the Planet
Global Monitoring Laboratory - Carbon Cycle Greenhouse Gases
Climate Change Indicators: Atmospheric Concentrations of Greenhouse Gases | US EPA
Monitoring global carbon emissions in 2021 | Nature Reviews Earth & Environment
Carbon dioxide now more than 50% higher than pre-industrial levels | National Oceanic and Atmospheric Administration
Climate Change: Atmospheric Carbon Dioxide | NOAA Climate.gov
Climate Change: Atmospheric Carbon Dioxide | NOAA Climate.gov
Carbon dioxide in Earth's atmosphere - Wikipedia
How have CO2 levels changed since the industrial revolution? | World Economic Forum
CO₂ and Greenhouse Gas Emissions - Our World in Data
Climate change: Carbon dioxide levels are higher than they've been at any point in the last 3.6 million years - CBS News
