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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.
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Answer:
Economic freedom gives individuals equal economic opportunity, full control and responsibility of their property, skills and ideas. It reduces poverty and improves our well-being and the future of our families. Studies show that individuals who live in countries that are economically free enjoy more economic security.
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Answer:
n 1492, he sailed across the Atlantic Ocean from Spain in the Santa Maria, with the Pinta and the Niña ships alongside, hoping to find a new route to India. I hope that this helps.
<span>Although the Constitution was ratified by the required number of states, it was important that New York and Virginia </span>also ratified the Constitution because <span>the new government would need the support of large states to be accepted by the country .</span>
C IS THE ANSWER
an agreement for self- government
