Ancient Egypt was concentrated on the Nile River.
El espacio marítimo argentino es el área compuesta por el mar adyacente a las costas continentales de Argentina y de sus islas, así como también el lecho y subsuelo de sus áreas marinas, sus recursos vivos , minerales y sobre su espacio aéreo marino, sobre el cual ejerce soberanía en distintos grados: aguas interiores
Answer:
Option: a. 200 million years ago
Explanation:
Million years ago, Earth had one supercontinent called Pangaea and surrounded by an ocean (Panthalassa). Alfred Wegener proposed the concept of one big continent after putting together different records of confirmation. He was able to give his theory by examining fossils of plants, trees, animals, and reptiles that found in different continents. About 200 million years ago, the supercontinent began to split up into two parts; Gondwana from Laurasia. Today's countries, including Africa, Antarctica, India, South America, and Australia are part of Gondwana, where Europe and North America from Laurasia.
Increased slope steepness, increased water, decreased vegetation and earthquakes