Posts in tag

volcanic


The GOES-17 satellite captured images of an umbrella cloud generated by the underwater eruption of the Hunga Tonga-Hunga Ha’apai volcano on January 15, 2022. Crescent-shaped bow shock waves and numerous lighting strikes are also visible. Credit: NASA Earth Observatory image by Joshua Stevens using GOES imagery courtesy of NOAA and NESDIS When the Hunga Tonga-Hunga …

Image copyright R.Alfaro-Sanchez Image caption The 5,426m peak of active volcano Popocatepetl is the second highest point in Mexico Trees growing near to an active volcano face an uncertain future for several years after an eruption, a study has suggested. A reduced ability to absorb essential nutrients from the soil and lower rates of turning …

Image copyright Reuters Image caption A phreatomagmatic eruption occurs when water comes into direct contact with magma The 2018 eruption of Anak Krakatau in Indonesia was remarkable in many ways. It will be remembered, obviously, for the sudden flank collapse that triggered the tsunami which killed over 400 people on the nearby coastlines of Sumatra …

A submarine volcano near the Polynesian island of Tonga in Oceana exploded two weeks ago, creating a great deal of ash and stone debris in the Pacific which is heading towards the Great Barrier Reef. NASA stated that it is the first time the volcano has erupted since 2001, and it could mean good news …

NASA experts believe a pumice raft “the size of Manhattan” was formed as a result of an underwater volcanic eruption. Simon Boxall, Principal Teaching Fellow at the National Oceanography Centre, also claimed the huge mass could cause “damage” to the Great Barrier Reef. The pumice raft could also save the Great Barrier Reef, however, by …