Section 1: The judicial power of the federal government is "vested in one supreme court, and in such inferior courts as the congress may from time to time ordain and establish." Section 1 of article 3 establishes that judges shall hold their office as long as they demonstrate good behavior
This is a bit tricky, but in general, it is climate change that is the source of the greatest disagreement among American politicians, because some people still think it doesn't exist.