Mayan architects used available materials that were local to them like limestone and sandstone which were found in Palenque and Tikal.
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The individual is the presiding officer of the Senate whenever the Vice President is not present is the president protempore. <span>The </span>president pro tempore<span> (or, "</span>president<span> for a time") is elected by the Senate and is, by custom, the senator of the majority party with the longest record of continuous service.</span>
Answer:
China
Explanation:
Based on archaeological evidence, rice was believed to have first been domesticated in the region of the Yangtze River valley in China.
Answer:
Wolves are animals who usually eat dead animals, so they clear the forests of dead corpses. When wolves were brought back to the park, they not only killed elk, but also changed their prey's behavior patterns. The herbivores started to avoid areas like valleys and gorges where they could be easily hunted by predators. Deer and elk populations increased substantially, resulting in overgrazing, particularly of willows and other vegetation important to soil and riverbank structure, leaving the landscape vulnerable to erosion. Without wolves, the entire ecosystem of the park suffered.
