From – Jay Lund, Center for Watershed Sciences, UC Davis – Deltas globally adjust with changes and fluctuations in external conditions, internal dynamics, and human management.  This is a short history of big changes to California’s Sacramento-San Joaquin Delta (Delta) in the past and present, and its anticipated future.  This history is important for understanding how many of the Delta’s problems have developed, changed, and continue to change. The Delta was California’s first large irrigated area, with year-round access to fresh water, near sea-level elevations that supported both field flooding and drainage with the tides, and location on steamship routes to markets. (more)