In the past 60 years, carbon dioxide in the atmosphere has increased 100 times faster than it did during the end of the last ice age.

This graph features atmospheric CO2 levels that combine measurements from as far back as 800,000 years up to the present day with an atmospheric temperature ...

Graphs and an animated time series showing atmospheric carbon dioxide levels from the last three glacial cycles to present day.

Earth's temperature has risen by an average of 0.11¢X Fahrenheit (0.06¢X Celsius) per decade since 1850, or about 2¢X F in total. ¡P 2023 was the warmest year since ...

Aug 12, 2020 ¡P As a point of reference, pre-industrial CO2 levels were around 280 parts per million (ppm) and today, we stand near 420 ppm.

Dec 7, 2023 ¡P This graphic indicates Earth's atmospheric concentrations of CO2, expressed in parts per million (ppm), throughout the Cenozoic era from pre-industrial times ...

In the chart, we see the global average temperature relative to a baseline, which is the average between 1961 and 1990. Average temperatures have risen by over ...

The figure below shows the results of some of the ice core studies relevant for the recent past -- back to the year 900 A.D.. Graph of recent history of ...

This graph shows the change in global surface temperature compared to the long-term average from 1951 to 1980. Earth's average surface temperature in 2023 ...

Dec 7, 2023 ¡P Mainstream estimates indicate that on scales of decades to centuries, every doubling of atmospheric CO2 will drive average global temperatures ...