Carbon 14 dating pictures
The C14 method has been and continues to be applied and used in many, many different fields including hydrology, atmospheric science, oceanography, geology, palaeoclimatology, archaeology and biomedicine.All plants and animals on Earth are made principally of carbon.
This is very difficult and requires a lot of careful work to produce reliable dates.
During the period of a plant's life, the plant is taking in carbon dioxide through photosynthesis, which is how the plant makes energy and grows.
Animals eat plants, and some eat other animals in the food chain.
After twice that time (about 11000 years), another half of that remaining amount will have disappeared.
After another 5568 years, again another half will have disappeared.
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You can work out that after about 50 000 years of time, all the radiocarbon will have gone.