Carbon has been locked up in fossil fuels, built up from once-living things, for millions of years.
Explore this interactive diagram to learn more about the carbon cycle. Click on the different labels to view short video ...
To make accurate predictions about the future of the Earth’s climate, we need to look to the past.
Long-term studies show carbon dioxide levels in the atmosphere are rising. Radiocarbon carbon dioxide peaked in the 1960s but has ...
Use this timeline to explore how humans have relied on fossil fuels in the past and how we are looking ...
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