Osman, the founder of the Ottoman Empire, had a dream in which a tree sprouted from his navel.  As the tree grew, its shade covered the earth; as Osman's empire grew, it, too, covered the earth. This is the most widely accepted foundation myth of the...

The physical and biological impacts of climate change are dramatic and broad-ranging. People who care about the planet and manage natural resources urgently need a synthesis of our rapidly growing understanding of these issues. In this all-new sequel...

Water is essential to life, yet humankind's relationship with water is complex. For millennia, we have perceived it as abundant and easily accessible. But water shortages are fast becoming a persistent reality for all nations, rich and poor. With dem...

The 1930s witnessed a harrowing social and ecological disaster, defined by the severe nexus of drought, erosion, and economic depression that ravaged the U.S. southern plains. Known as the Dust Bowl, this crisis has become a major referent of the cli...