Answer:
4 billion years
Explanation:
Scientists have found the oldest known rocks on Earth. They are 4.28 billion years old, making them 250 million years more ancient than any previously discovered rocks. Earth formed about 4.6 billion years ago from a disk of gas and dust circling the sun.
It is because Valuable biological Information: Ecotourism provides the opportunity for not only environmentalists, but also tourists to learn more about the ecosystems, biology, and geology of a specific location. Knowing the components of an ecosystem can lead to a better understanding of how to conserve different species and natural formations. Ecotourism provides an impactful firsthand experience about sustainable living and eco-friendly practices.
Answer:
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Explanation:
The overall climate of the Atacama desert is between 0 and 25 degrees Celsius. As well as being a very cold place, the Atacama desert is also
one of the driest, with some areas having not received rainfall in over
300 years.
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