Wildfires May Have Stoked Rare ‘Triple-Dip’ La Niña

In 2019, Australian skies glowed crimson in one of the country’s worst recorded fire seasons. The infernos blackened some 190,000 square kilometers of land, killing dozens of people along with an estimated 1 billion animals and destroying thousands of structures. The bushfires also unleashed plumes of smoke so voluminous they could be seen from space.