What should be included: 1  CostHelper readers report paying $2,300 -$10,300 to install a new asphalt driveway or completely remove replace an old one, or $1.67 -$2.72 a square foot, with an average cost of $2.24 a square foot. Professional driveway sealing can cost $200 -$500 or more. 2  Asphalt driveways are typically installed by asphalt or paving contractors (although general building or landscaping contractors may do this as part of a larger project, and sub out the asphalt work.
The Yellowstone Caldera is the volcanic caldera and supervolcano located in Yellowstone National Park in the United States, sometimes referred to as the Yellowstone Supervolcano. The caldera and most of the park are located in the northwest corner of Wyoming.he Yellowstone Caldera is the volcanic caldera and supervolcano located in Yellowstone National Park in the United States, sometimes referred to as the Yellowstone Supervolcano. The caldera and most of the park are located in the northwest corner of Wyoming.
A volcanic arc of stratovolcanoes forms on the overriding plate. These volcanoes do not erupt as frequently as shield volcanoes that form over hot spots. The two largest volcanic eruptions of the 20th century were stratovolcanoes in these zones. Two oceanic plate converge. If two oceanic plates converge the heavier and denser of the two plates subducts into the upper mantle. The Aleutian Islands in Alaska have formed as the Pacific Plate subducts beneath the North American Plate.