T h e m inistry of h ig h e r and sec o n d a r y spec ial educatio n of th e r epu blic of u zbek istan tashkent state e c o n o m ic u n IV er sity

3.2.5.Underground resources..............................................................................................45
3 .2 .6 .Wast.................................................................................................................................... e
46
3.3.E cologic conditions in regions and their regional difference............................48
3.3.1.About ecologic differences according to r e g io n s ............................................. 48
3.3.2.Evaluation limits o f ecologic condition and ecologic regions........................49
3.3.3.Regional.differences o f ecologic conditions o f regions and effects to ecologic 
expertise 
51
3.4. Shrinking o f Aral Sea and lessons o f ecologic expertise: ecologic tragedy and 
sample o f social-econom ical tragedy............................................................................... 55
3.4.1 .Aral Sea tragedy, reasons and results....................................................................55
3.4.2. Ways o f solving Aral Sea tragedy.........................................................................57
3.5.Role o f ecologic expertise in the utilization o f mountain and valley geo-systems... 59
3.6.Utilization from international ecologic expertise achievement in Uzbekistan......62
B rief conclusions................................................................................................................... 66
Questions for discussion and control................................................................................68
Main literature........................................................................................................................ 69
PART-IV. MAIN PRINCIPLES OF ECOLOGIC E X P E R T ISE ........................... 70
4.1. About principles o f ecologic expertise.................................................................... 70