As an erupting volcano in Hawaii continues to wreak havoc, officials now say toxic gases emanating from the side of the Kilauea volcano is adding to the danger facing residents. <br /> Health officials are urging residents to stay indoors or leave the eastern end of Hawaii's Big Island due to dangerous levels of sulfur dioxide gas and other emissions.<br />Besides the toxic fumes, officials said Tuesday that a 20th fissure releasing lava has opened on Kilauea's side.<br />No casualties have been reported so far since the volcano erupted earlier this month, but some two thousand residents have been ordered to evacuate. <br />However, many are refusing to leave. <br />