Раскрыть скобки и перевести In the 200-plus years since the industrial revolution (to begin), the concentration of carbon dioxide (CO2) in the atmosphere (to increase). During this time, the pH of surface ocean waters has fallen by 0.1 pH units. This change (to represent) approximately a 30 percent increase in acidity.

snezhana0709    3   19.09.2021 07:36    0