The data were produced by the nationwide phone survey carried out by the National Centre for Social Research (EKKE) during November-December 2020. The survey was conducted on a representative sample of the Greek population aged 18-65 years old , using structured questionnaire. It was aimed at identifying the views and attitudes of the Greek citizens regarding the climate change and its impacts. 1201 phone interviews were conducted with Greek residents. The response rate was 24,5%. Open-access data will be available until December 2022.

In the framework of Action 2.1 "Data from aquatic (marine and terrestrial) ecosystems related to climate change", the Photo-Catalytic Processes and Environmental Chemistry group of the Institute of Nanoscience and Nanotechnology of the National Centre for Scientific Research "Demokritos", focused on the study of the history of harmful algal blooms in aquatic ecosystems of Greece. One of the effects of climate change is the more frequent occurrence of harmful algal blooms in surface waters, which are mainly favored by the global warming, the eutrophicatio...

Data time-series of ~20 years (1997-2018)of seagrass Posidonia oceanica annual production covering sixty sites across the Greek Seas. For the same time period, annual sea surface temperature and sea surface temperature of August data are also given.