Answer:
The most highly developed geocentric model was that of Ptolemy of Alexandria (2nd century).
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Explanation:
Labor unions were created in order to help the workers with work-related difficulties such as low pay, unsafe or unsanitary working conditions, long hours, and other situations. ... Sometimes the unions organized strikes in order to try to change the conditions of the workers.
Answer:
The United States Geological Survey.
Answer:
Deforestation and degradation are complex problems. While there are no silver bullet solutions, these approaches can make a big difference to save our forests.
Explanation:
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