Answer:
The greenhouse effect is often caused by the atmospheric accumulation of gases. Those gases tend to be Carbon Dioxide and/or Methane
Explanation:
The greenhouse effect is caused by these gases because Carbon Dioxide and Methane absorb some of the heat that radiates off of Earth's surface, trapping the heat and then the greenhouse gases absorb the heat and it leads to a rise in its temperature
The Mongols were an empire that succeded in preservating their culture and their ways thanks to the comercial spirit they had.
They traveled all around Asia conquering territories and using their abilities for diffusing their culture by the means of selling and offering their products.
They were a culture opened in the sense that everyone could chose what to believe and how to live, this was a way of showing Asia how they lived and inspiring millions of people to be part of the culture.
This characteristic has made the mongols remain as a culture and it continues the enlargement of their followers.
The Soviet Union dominated politics in eastern Europe