A misleading bar chart comparing modern carbon dioxide (CO2) levels to those millions of years before humans existed ignores a large CO2 increase during the human era that has changed the climate ...

The concentration of carbon dioxide in the atmosphere rose last year at the fastest rate on record. The spike has scientists worried that more and more carbon is coming from natural sources.

The chart shared online, opens new tab breaks down atmospheric gases by percentage and highlights a fraction of CO2 attributed to human activities, with the description (translated from Italian ...

Carbon dioxide in the atmosphere hit “next-level” highs, scientists say. Earth’s ecosystems breaking down under extreme temperatures could be the cause.