The most accurate census, conducted by the Hawaii’s University, estimates that a total of 8.7 million species live on the planet. According to the text, 30-40% of the world’s species could become extinct because of climate change. How many species could survive?

• from 5.2 to 6.1 million species
• from 2.6 to 3.5 million species
• from 6.5 to 7.3 million species
• from 4.3.8 to 5.1 million species