Zircon - used to determine the time of formation of the oldest rocks on Earth - can lead researchers astray. When dating with this mineral, error can sometimes be as high as five hundred million years - showed the team led by Polish researcher.
How does the chemical composition of water in the Revelva catchment on Spitsbergen change? How do pesticides, heavy metals entering the waters as a result of human activities, alter local ecosystems? Katarzyna Kozak, PhD student at Gdańsk University of Technology is looking for answers.