Doctoral studies

country
city
subject area
language
university type - Russia  
university status  
ru ru
Saint Petersburg, Russia
subject area: physical science, environment
ru ru
Saint Petersburg, Russia
subject area: economy and administration
Shallow lakes have been greatly affected by increased concentrations of nitrogen and phosphorus from intensive agriculture and increased human populations. These key nutrients for plant growth enter the aquatic environment, changing clear water to turbid through a phenomenon called eutrophication.

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