Clinton, the second president in American history to be impeached, vowed to finish his term. In November 1995, Clinton began an affair with Monica Lewinsky, a 21-year-old unpaid intern. Over the course of a year and a half, the president and Lewinsky had nearly a dozen sexual encounters in the White House.
Scientists use âglobal warmingâ in a precise way, to mean âa tendency for the globe to warm over a given periodâ. There is a great deal of scientific study focused on climate change, and the majority of scientists agree that the average global temperature is increasing.
Global warming refers to the increased temperature of Earth's surface, including land, water and near-surface air. Per most of the scientific community, Earth has warmed significantly since the mid-20th century due to an increase in greenhouse gases that trap heat on Earth. See other quick-reading articles in this series: 1  Global Warming Facts and Evidence.