Western europe has taken ( role in solving global environmental issues. leading minor no disastrous

minor  

Explanation: because they didn't do that much to help

Among the other countries, West European has taken leading role in solving global environmental issues.

According to the data, Western Europe is facing many environment issues such as air pollution, nuclear waste, and acid rain, other climatic pollution, solid waste, green house (the major reason of green house is animal agriculture which is causing nearly 18 percentage of the total pollution).

The European Union's taking leading action toward the environment issues. European Union environmental policies and legislation has plans to keep water and air clean, proper disposal of waste and etc.

the answer to your question is:

strong-mayor system

austria

hugary

yugoslavia

czechoslovakia