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A constructive plate boundary, sometimes called a divergent plate margin, occurs when plates move apart. Volcanoes are formed as magma wells up to fill the gap, and eventually new crust is formed. An example of a constructive plate boundary is the mid-Atlantic Ridge.
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President Andrew Jackson ignored the Court's decision in Worcester v. Georgia, but later issued a proclamation of the Supreme Court's ultimate power to decide constitutional questions and emphasizing that its decisions had to be obeyed.
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i donnt know it sorry try again
Lack of resources in general
It may also mean shortage of flora and fauna
