I think to a degree we should have. In WWII I think entering the war was necessary after Pearl Harbor, but nowadays I think we need to focus on America first, and stop worrying about every little thing in other countries. America has a lot of problems it needs to fix, and pulling out of other countries affairs would be a good way to do so.
Answer:
Eurasia
Explanation:
Throughout the Middle Ages and into the 18th century, the traditional division of the landmass of Eurasia into two continents, Europe and Asia,
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Answer: B. Rain forests
Explanation: Without rainforests, our planet is unable to mitigate excess greenhouse gas emissions, which destabilizes the Earth's climate. Rainforests store and filter excess carbon and other pollutants from the atmosphere and release oxygen through photosynthesis.
In the summary: Rainforests retain and filter excess carbon and other contaminants from the atmosphere, while also releasing oxygen via photosynthesis. Natural air filters, Inforests assist to clean up pollutants and improve air quality.
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Answer:
What replaces steam? What new power source was developed in the late 1800s? In the late 1800s, a new power source—electricity—replaced steam as the dominant source of industrial power.