Officials in Hawaii have called for more evacuations after an 18th fissure spewing lava from the Kilauea volcano was discovered Sunday on the Big Island.
Experts say there is a continuing threat that the lava could drop below the water table. If that happens, water could pour onto the hot lava and produce enough steam to explode from the summit in a shower of ash and debris. Rocks "the size of cows" could be hurled as far as 800 meters from the site of the blast, according to one expert who spoke to local media.
Read more: https://www.voanews.com/a/…/4392618.html