A. Edwin Denby and Albert Fall
Answer:
Dendrochronologists study tree rings to learn about past climates. Trees in temperate areas form one growth ring per year. Scientists can look at the rings and identify climate conditions during each year of the tree’s life. Scientists found long droughts in both the twelfth and thirteenth centuries. This is the same period when the Anasazi were leaving Chaco Canyon. Under normal conditions it was hard to support their villages in the harsh environment of northern New Mexico. When years of drought occurred, the densely populated Anasazi pueblos could no longer raise enough food. Other forces could have pushed the Anasazi away from Chaco as well.
Explanation:
The spent nuclear fuel is easy and safe to dispose of is not a potential problem of using more nuclear energy.
This isn’t a potential problem because the disposal is straightforward and can be done safely almost anywhere. However, final disposal would be best if done in a deep geological area.
Answer: Men would hunted for food. Women butchered the game and prepare the buffalo hides that men brought back to camp. Children were taught skills they would need as adults.
Explanation:
