The Island Park Caldera is sometimes referred to as the First Phase Yellowstone Caldera or the Huckleberry Ridge Caldera. The youngest of the hotspot calderas, the Yellowstone Caldera, formed 640,000 years ago and is about 34 miles (55 km) by 45 miles (72 km) wide.he Island Park Caldera is sometimes referred to as the First Phase Yellowstone Caldera or the Huckleberry Ridge Caldera. The youngest of the hotspot calderas, the Yellowstone Caldera, formed 640,000 years ago and is about 34 miles (55 km) by 45 miles (72 km) wide.
After successfully ending American fighting in Vietnam and improving international relations with the U.S.S.R. and China, he became the only President to ever resign the office, as a result of the Watergate scandal. Reconciliation was the first goal set by President Richard M. Nixon.
President Nixon tried to gain some political capital--hard to come by during the Vietnam War and a recession--by announcing an 'Environmental Quality Council' and a 'Citizens' Advisory Committee on Environmental Quality,' reported the Huffington Post. But people didn't buy it. They said it was just for show. So, Nixon signed legislation called the National Environmental Protection Act, which gave birth to the EPA as we know it now--right before what most people consider the first Earth Day, which was April 22, 1970..