The acclaimed documentary series BREAKTHROUGH, airing on 21st Century Fox's National Geographic Channel, continues to bring to life the most exciting stories from the cutting edge of science. As the series approaches the end of its first season, its final episodes explore two of the most pressing issues in the fields of environmental science and sustainability: clean, renewable energy and increasing water scarcity. The episodes, directed by Academy Award winning writer Akiva Goldsman and Academy Award nominated actor Angela Bassett, air at 9/8c on National Geographic Channel on Sunday, Dec. 6, and Sunday, Dec. 13, respectively.