The concentration of this substance in Earth's (*) atmosphere recently hit 400 parts per million, and humans add more by burning fossil fuels.
The Keeling curve uses observations from Mauna Loa to plot the level of this chemical compound, and an influx of this compound has significantly contributed to coral bleaching and ocean acidification. The concentration of this substance in Earth's (*) atmosphere recently hit 400 parts per million, and humans add more by burning fossil fuels. For 10 points, name this greenhouse gas with formula CO2 [CÂ­OÂ­2].
The Keeling curve uses observations from Mauna Loa to plot the level of this chemical compound, and an influx of this compound has significantly contributed to coral bleaching and ocean acidification.
carbon dioxide (accept CO2 until mentioned)