By Alexander Villegas and Rodrigo Gutierrez PENUELAS, Chile (Reuters) – The Penuelas reservoir in central Chile was until twenty years ago the main source of water for the city of Valparaiso, holding enough water for 38,000 Olympic-size swimming pools. Water for only two pools now remains. A huge expanse of dried and cracked earth that was once the lake bed is littered with fish skeletons and desperate animals searching for water. Amid an historic 13-year drought, rainfall levels have slumped in this South American nation that hugs the continent’s Pacific coast. Higher air temperatures have me…
