History. 1  A soldier carries an early example (1945) of mobile synchronous radio communication. 2  A basic chat box allows quick communication, but with too many people can be frustrating. 3  All those red flags are messages I've ignored, a pitfall of asynchronous communication.
Earth's Largest Volcano-Mauna Loa,Hawaii. The largest volcano in the world is Mauna Loa on the island of Hawaii. There have been references to Yellowstone as the largest volcanic system in North America, but most, if not all, scientific organizations recognize Mauna Loa as the largest single volcano.
West Hawaii Today. - Mauna Loa is the worldâs largest active volcano. - It extends 13,697 feet above sea level and about 3,100 feet below sea level. - Its name means âlong mountainâ in Hawaiian. Itâs 500 times greater in volume than Mt. Rainier, the picturesque volcano in Washington state. - Mauna Loa is so huge that it actually causes the Pacific plate it is residing on to sag under the weight of the volcano. - Mauna Loa is one of five Hawaii Island volcanoes.