A Polish-Chinese scientific team has described a new marine reptile that lived about 250 million years ago in what is now China. The discovery sheds new light on the evolution of the aquatic lifestyle of extinct reptiles and confirms the close relationship of turtles with dinosaurs and their relatives.
Archaeologists working in Racibórz have discovered stone products from at least 130,000 years ago. These are the oldest traces of human presence in the foreground of the Moravian Gate and a proof that Neanderthals visited this region several times, leaving stone products at the bottom of the then river valley.
Supporting the process of fish reproduction in the event of an ecological disaster, securing the stability of breeding in fish hatcheries and protecting the gene pool - these are the main objectives of fish semen banks, which are being established by scientists from the Institute of Animal Reproduction and Food Research of the Polish Academy of Sciences in Olsztyn.
No effort required: just a photo of plastics collected by the river and a photo of the surrounding vegetation. Anyone interested can help scientists create a map of macroplastic pollution of mountain rivers, says the initiator of the campaign, Dr. Maciej Liro from the Institute of Nature Conservation PAS.