Millions of acres of fertile farmland in the developing world are being sold or leased to outside powers, raising the spectre of a new era of agricultural colonialism
In the Sacramento-San Joaquin Delta, cargo ships sail inland, the soil burns, and rivers run backward. Surreal it may be, but the delta is a cornerstone of the California economy -- and now it's at the brink of collapse.
Think of Europe and what comes to mind is the soaring euro and gleaming cosmopolitan cities. But in the remote hills of Transylvania, a nearly medieval way of life prevails. Can it survive its encounter with modernity?