Abstract Projections of the effect of climate change on future water availability are examined by reviewing the formulations used to calculate moisture transport between the ground and the atmosphere. General circulation models and climate change impact models have substantially different...

1. Introduction and summary -- I. Countable state space -- 2. Decision models and definition of the problem -- 3. The principle of optimality and the optimality equation -- 4. Value iteration -- 5. Criteria of optimality and existence of $$\bar{p} $$-optimal plans -- 6. Sufficient statistics,...