Green Ukraine-Award will be given to all applicants free of charge. The award is available in three classes for 5, 10 or 15 references. A list of all valid areas can be found here.
The listing shows the valid areas in the different sections.
Also a lot of WWFF-references are valid as well as separate nature-reserves.
The award can be obtained by well-known DXer Paul UT1KY.
You can contact him for application at his mail-address