You tried going to http://ambassadors-env.com/blog/2016/04/04/env-net-kurs-ucesce-organizacija-civilnog-drustva-u-procesu-pristupanja-eu-8-april-2016/, and it doesn't exist. All is not lost! You can search for what you're looking for.
http://ambassadors-env.com/blog/2016/04/04/env-net-kurs-ucesce-organizacija-civilnog-drustva-u-procesu-pristupanja-eu-8-april-2016/