If natives Americans already existed in the continent why do you think people give credit to Columbus?

Read the article titled "greening the globe." according to the section titled “the contention,” the debate over climate change has two basic camps of thought. identify these two camps and their beliefs. give examples of who supports each one and explain what evidence they use to support their arguments. based on these arguments, which way of thinking do you agree with and why?

How does sea floor spreading relate to supercontinents?

Pollution from one country can affect another. for example, south korea is especially affected by pollution and dust storms that come from