Nutu, Catalin2022-12-012022-12-012021-1110.51917/dialogo.2021.8.1.6http://hdl.handle.net/20.500.12424/4255768This paper analyses data available from the last fifty years, with regard to Earth and it has the purpose to analyze them from both perspectives: the time domain analysis and spectral-domain analysis. Following this analysis, one can conclude about the correlations within the analyzed data or about forecasted future evolution and necessary measures to be taken in order to reduce the dangers.eng2021 RCDST. All rights reserved.statistical analysistime domainfrequency domainEnvironmental ethicsArticle2393-1744