Scientists have known this since the 1970s. Now, the study of fossils before and after that geological change reveals that only 11 percent of the species survived and that up to 1.7 million years later, the abundance of previous species did not recover.
In fact, this tectonic movement caused dramatic changes in salinity and temperature, affecting all marine ecosystems: There were 779 endemic species ahead and only 86 species behind. Subsequently, with the reconnection of the Atlantic and the Mediterranean, the Atlantic species colonized the Mediterranean and there was a gradation in the diversity of species from west to east. In this sense, they have pointed out that this gradation "has remained until today". The study has been published in Science.
The CEO and founder of the telegram, Pavel Durov, was arrested this Saturday at an airport near Paris when he got off his private jet. At 39 years of age and French and Russian nationality, Durov resides in Dubai, a city in which he has been living for several years. He is... [+]
Human beings are in contact with us and with the environment in which we live, everything we do influences both good and evil. Personal values, culture, relationships and material possibilities are decisive to reduce the negative impact that we can generate.
I have often... [+]