Crews battled the Gironde blaze to a standstill overnight, but rising heat awaits on Wednesday. (AP PHOTO)Crews battled the Gironde blaze to a standstill overnight, but rising heat awaits on Wednesday. That left Gironde as France's biggest remaining wildfire battle, Interior Minister Laurent Nunez said. Smoke from the Gironde and Landes fires also triggered an ongoing particulate-pollution episode in both departments, regional air-quality monitors said. At its height, the Gironde blaze created a black thundercloud, electrified and lit from within.