… potentials (AEP). The results show that penguins hear best between 1 and 4 kHz in air. In addition, an animal audiogram database was created to facilitate comparison … Ear Morphology of Penguins (Spheniscidae): Implications for Hearing Abilities in Air and Underwater Exploring the interplay between nest vocalizations and foraging …

… nitrogen pollution than previously thought, according to a report under the Geneva Air Convention of the United Nations Economic Commission for Europe (CCE). … 2022 by the Coordination Centre for Effects, which operates under the Geneva Air Convention and is hosted by the German Environment Agency.  About the CCE: The …

… requires great staying power not only in terms of climate protection. A look at air pollution control and water protection shows that while harmful emissions to the …