1. Dating of fossils is difficult
2. Personnel are few hence more work
3. Poor infrastructure in rural areas where there researches are mainly based
4. Archaelogist may suffer from diseases caused by changes in climate
5. Sometimes the climate of their residence differ from that of the place they are taking research. This creates discomfort
6. The exercise is too expensive
7. It's dangerous and tedious. Animals like wild dogs can attack scientists
8. Identification of the site is not easy because artifacts are burried
10. Some artifacts may offer very little evidence
11. Artifacts can be destroyed in the process of digging
6.
johnmulu answered the question on February 3, 2017 at 13:53
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