Jack Herer has updated his authoritative history of hemp’s myriad uses and of the war on this plant, just as it has become high-profile news, with supporters such as Woody Harrelson and Willie Nelson. Herer thoroughly documents the petrochemical industry’s plot to outlaw this renewable source of paper, energy, food, textiles, and medicine. Photos, illustrations & charts. 10 tables. Size D. 330 pp.