A group<span> of finance ministers and central bank governors from 19 of the world's largest economies, and the European Union. The G-</span>20<span> was formed in 1999 as a forum for member nations to discuss key issues related to the global economy. Hoped this helps!!!(:</span>
Answer:
While Mars' atmosphere is mostly CO2, a greenhouse gas, there isn't enough atmosphere to create an effective insulating layer to hold in the trapped IR radiation.
Explanation:
The remaining gases are a mixture of nitrogen, argon, oxygen and carbon monoxide. CO2 is a potent greenhouse gas, so Mars does have a greenhouse effect. But it's very weak because the Martian atmosphere is so thin -- 100 times less dense than the Earth's atmosphere.
Answer:
Vast deserts border the nile to the east and west.
The Savanna had rolling grassland and few, scattered trees
They faces serious attacks by the indians and sometimes from disease that spread from person to person and sometimes killed whole settlements.
There were also accidents and the fear from drowning in the river.
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