#1- corruption- everywhere
#2- unemployment, high taxes, high prizes, low salaries...
Your question is too ambiguous. Major what?
well some maor issues have to do with oil and starvation.
Zagreb, Osijek, Rijeka, Pula, Zadar, Sibenik, Split, Dubrovnik
The Sava River.
germs
Education reform, public employee benefits, and air pollution are some major issues in New Jersey. Trying to protect the Ne Jersey shore is also a major issue.
Football (Soccer) I have been to Croatia many times, they also host a lot of local water sports
The potential of a major ecological disaster exist.
Adriatic sea and coast with a lot of islands.
The major issue affecting the nigeria economy is lack of self embezlement
Danube (Dunav), Sava, and Drava are the three largest rivers.
Carbon dioxide emissions.