Tag Archives: yellowstone

Two Million Years of Super Volcanic Eruptions in the United States.

November 4, 2013 – Map of the Ash and Tephra fall for Major Volcanic Eruptions in the United States: The map reflects ash and tephra fall for major eruptions from the Long Valley Caldera, Mount St. Helens and Yellowstone. Tephra … Continue reading

Posted in California, United States, Volcanoes | Tagged , , , , , , | 1 Comment

70 Million Years of Pacific Plate Movement!

July 28, 2012 – 70 Million Years of Pacific Plate Movement: The map above shows significant volcanoes over the last 3,500 years, in and around the Pacific Ocean. Almost all noteworthy volcanoes and earthquakes occur along Convergent plate boundaries (see … Continue reading

Posted in Brazil, Canada, Chile, China, Disasters, Earthquake, Events, Fiji, Indonesia, Japan, Mexico, Misc, Miscellaneous, Nature, New Zealand, News, Papua New Guinea, Papua New Guinea, Peru, Peru-Bolvia, Philippines, Portugal, Ring of Fire, The Solomom Islands, United States, Venezuela, Volcanoes | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,