Answer:
That is much less often than in the last 150 million years, when the field has flipped every 600,000 years. In the last 10-20 million years it has sped up even more, to once every 200,000-250,000 years. "The evidence points to a more stable field in the very far past and fewer reversals," says Veikkolainen.
Usually, the main cause of climate change is the " greenhouse effect" which warm the earth's surface as a result of atmospheric pollution by gases, the particular greenhouse gasses such as carbon dioxide, water vapor, methane, ozone , and chlorofluorocarbon that heat from earth's surface is absorbed by atmospheric greenhouse gases that produces this difference between the definite surface temperature and the effective temperature is due to the atmosphere. the increased amount of gasses that absorbed heat is advance to had more heat being retained in the atmosphere and can increase the global average surface temperature,not only greenhouse effect that cause climate change the human aspects can also change earth's climate, human activities such as burning fossil fuels and deforestation, and it can be one causing global warming.
can you ask in english please, i don't understand
Answer:
can we see the table it's not showing
Answer:
The mountains isolated Greeks from one another, which caused Greek communities to develop their own way of life. Greece is made up of many mountains, isolated valleys, and small islands. This geography prevented the Greeks from building a large empire like that of Egypt or Mesopotamia.
Hoped this helped!