The publication of this Handbook was supported by the Russian Federation

Box 2.2. What do we mean by 
ecological monitoring?
The term ecological monitoring can be defined as 
a continuous testing, controlling and forecasting 
the state of  the environment including soils and 
their properties on the basis of  modern research 
techniques  including  ground-verified  remote 
sensing data [15]. The main tasks and concepts 
of   ecological  monitoring  have  been  defined  in 
UNESCO’s Man and the Biosphere Programme 
and many other publications.

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Soil salinity manаgement manual | Part I.Soil salinity management in the Eurasian Region 
Table 2.1. The probability (% of the total number of samples) of different degrees of soil salinization