Subject
Hydraulic engineering
3
Environmental pollution
2
Geography
2
environment
2
hydrology
2
mathematical model
2
Climatic changes
1
Environmental management
1
Forests and forestry
1
Human Geography
1
Meteorology
1
Physical geography
1
cryosphere
1
environmental health
1
glacier
1
microbial degradation
1
microbial metabolism
1
snow
1