Материалы по тегу «plastic»
An academic at the Mendeleev University of Chemical Technology of Russia speaks on the properties of porous polymers and the appeal of chemical science
13 million tons of plastic go to the ocean each year, ecosystems are turning into deserts at a rate of 1.25% per year, and southern species of flora and fauna are moving north – MSU experts discussed environmental challenges
What saints did the conquistadors pray to and why did they decide to conquer Mexico? What was the ethnic, regional, and age composition of the Conquista?