IT IS MENTIONED IN THE PASSAGE THAT IF THE GLOBAL TEMPERATURE...

Câu 25. It is mentioned in the passage that if the global temperature rose by 2 or 3 Celcius degrees,________. A. 20 to 50 percent of species could become extinct. B. water supply would decrease by 50 percent. C. the sea level would rise by 20 centimeters. D. half of the earth's surface would be flooded.