Laguna del Maule (volcano) Laguna del Maule (volcano) Laguna del Maule is a volcanic field in the Andes mountain range of Chile, close to, and partly overlapping, the Chile-Argentina frontier. The bulk of the volcanic field is in the Talca province of Chile's Maule Region. It is a segment of the Southern Volcanic Zone, part of the Andean Volcanic Belt. Many of the volcanic centres in the Laguna del Maule volcanic field formed during postglacial times, after glaciers had retreated from the area. This activity has generated cones, lava domes, lava coulees and lava flows which surround Laguna del Maule lake. The field gets
Laguna del Negro Francisco is more likely. More recent fluctuations have occurred as well; a dry period may be associated with the little ice age. In 2012-2015 environmental degradation in the area has become apparent, accompanied by a shrinkage of water surfaces and dropping groundwater levels. In prehistory, first pre-ceramic hunter-gatherers and later ceramics-using people who also engaged in horticulture were active in the area of the Astaburuaga River and the Laguna del Negro Francisco. The Inca were active in the valleys south and southwest from Laguna del Negro Francisco and also on the Copiapó and Jotabeche. A 1921 publication mentioned a project to