After reviewing the graph you have given with the question, there are several reasons why carbon 14 can't be used to accurately determine the age of organic remains that are 1 million years old.
A few of the reasons are; Carbon-14 has a short half life, after 1,000,000 years there wouldn't be enough carbon 14, and too little of the original radioactive sample would remain. Any of these choices are correct for the answer to the question you asked.
A planetary nebula is a (ring-shaped) type of nebula formed by an expanding shell of gas around an aging star. *a planetary nebula is a type of nebula*. im not completely certain though. i might be wrong.
They pollinate the place they occur.
Answer:
Nuclear power
Explanation:
Even though it may cost a little more, it probably has the less effect on the environment. In times like these with climate change and the earth dying, it is important to do the best we can to reduce it. It has cons tho, nuclear power can be extremely dangerous if it goes wrong... Despite its safety measures, it's still pretty dangerous. Hope it helps!