Mary Douglas Leakey was recognized in her lifetime as one of the world’s most distinguished fossil hunters. In 1974 Mary BEGINS work at Laetoli, 30 miles from Olduvai Gorge. It is here that Mary and her team found amazingly well preserved hominid footprints in volcanic beds, known as tuffs. The footprint tuff of 1976 has a potassium argon date of 3.5-3.8 mya, evidence of upright walking that supported Donald Johansen's find, Lucy, also known as Australopithecus Afarensis, though Mary Leakey has rejected this( she believe that the belong to the genus homo). Eighty feet of trail had been uncovered by 1979, leaving researchers to speculate that it was three hominids, possibly a family, that left their mark millions of years ago.
Cuba presented a threat to the United States because they were close to the U.S. mainland and communist
Explanation:
- Establishing of diplomatic relations between Soviet Union and Cuba in May 1959 Cuba entered the area of their interest.
- Cuba thus secured a strong economic partner and hoped to become a model for gaining national independence for all Latin American countries.
- In the US, this was considered an attempt to bring communism to South and Central America and was completely unacceptable to them.
- The alliance between Cuba and the USSR was of mutual benefit.
- The Soviets were now able to make up for the tactical disadvantage due to the distance of US territories that Cuba could reach from mid-range nuclear missiles, and Cuba saw in the Soviets the most important trading partner and the protective cloak that secured Castro's rule.
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1.You can still always have power over your land.
2.No matter what you still can rule.
Everything except camping and every American owns a car
At the beginning of the Neolithic Revolutions, towns were created near rivers, as a source of water for their crops.
<span>It was D, the River Valley Civilization!</span>