@benhuser speaking of gyaros, there is currently an ongoing public consultation on the Environmental protection framework on and around the island.

https://news.b2green.gr/60299/%CF%83%CE%B5-%CE%B4%CE%B9%CE%B1%CE%B2%CE%BF%CF%8D%CE%BB%CE%B5%CF%85%CF%83%CE%B7-%CF%84%CE%BF-%CF%80%CE%BB%CE%B1%CE%AF%CF%83%CE%B9%CE%BF-%CF%80%CE%B5%CF%81%CE%B9%CE%B2%CE%B1%CE%BB%CE%BB%CE%BF%CE%BD
https://ypen.gov.gr/diavouleusi/forums/forum/dimosia-ilektroniki-diavoyleysi-gia-to-schedio-proedrikoy-diatagmatos-tis-periochis-prostasias-tis-viopoikilotitas-ppv-periochi-prostasias-tis-viopoikilotitas-nisos-gyaros-kai-thalassia-zoni/

It contains a questionable provision that any work / project of "national importance" will be allowed as long as it gets approved by the ministry. Definition of "national importance" is extremely vague, allowing for developments that disrespect the environmental and historic importance of Gyaros