The answer is Contour lines
The capital of Greece is Athens
Answer:
They cause climate change by trapping heat, and they also contribute to respiratory disease from smog and air pollution.
Explanation:
Extreme weather, food supply disruptions, and increased wildfires are other effects of climate change caused by greenhouse gases.
Answer:
They constructed the Aswan Dam to eliminate seasonal flooding.
Explanation:
The US received more than 20 million immigrants.