The eastern Caribbean island of St. Vincent and the Grenadines, which saw the eruption of its La Soufriere volcano for the first time in 42 years, woke up Sunday to heavy ash fall everywhere, more explosive eruptions, minor earthquakes overnight and a new worry: the possible destruction of communities from heavy flows of lava droplets and hot gas. Lead geologist Richard Robertson said while white-colored volcanic ash covered everything from rooftops and roads to the island’s vegetation, scientists with the University of the West Indies Seismic Research Center were becoming increasingly concern…