Answer:
The physical features contributed to the settlements because they were able to create/make sailboat and the wheel.
Explanation:
they did this because it was a land between two rivers that where tigris and euphrates.
1) Gravity
2) Wind
3) Glaciers
4) Surface water
5) Water
Answer:
If we do nothing, the world will become significantly less habitable. ... Scientists have studied global warming for more than 100 years. ... The cumulative effect is to raise the planet's temperature. ... Scientists have taken detailed measurements of carbon dioxide (CO2) levels since the late 1950s
Explanation: