ScienceDaily: The current instability and unpredictability of the world water cycle is here to stay, making society's adaptation to new risks a vital necessity when formulating development policies, a UN water expert warns. Robert Sandford, the EPCOR Chair for Water and Climate Security at the United Nations University's Canadian-based Institute for Water, Environment and Health (UNU-INWEH), says long-term water cycle stability "won't return in the lifetime of anyone alive today." "What we haven't understood...