Due to paucity of time and resource constraints, the authors have predominantly relied on secondary sources of data on the Internet. Data on Afghanistan was sketchy, time series data was not readily available and specific instances of how people are coping with the onslaught on common property resources, although available, could not be collected and incorporated in the book in time. These limitations shall be overcome in the future volumes. The section on responses to pressures and state needs to be strengthened by discussions with policy makers.
The authors had decided to organize the data around the pressure-state-response (PSR) model. A set of indicators for each subject was developed. ...