1.vally is flat land and Butte is is rock
Physical evidence of climate change at least can be shown as vegetation, Glacial Geology, Animals, Precipitation, sea level change. Since Climate change is the change in weather pattern so any unnatural weather pattern can show a change in climate (if it is repetitive) like snowing in July down in Florida
The third one i believe. by region
The inequality of ownership in South Africa originally came about through <span>European migration. They came to South Africa in 1600s. The European Group came to be known as </span><span>Afrikaners or Boers. They pushed the natives inland. </span>
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Dams help in preventing floods. They catch extra water so that it doesn't run wild downstream. Dam operators can let water out through the dam when needed. The first upstream flood control dam was built in 1948, Cloud Creek Dam in Oklahoma.
People build reservoirs because the amount of water in a river varies over time. During very rainy times or when mountain snow is melting, the water in a river rises and sometimes overflows its banks. By limiting the amount of water allowed to continue downriver, reservoirs help control flooding.
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