It would lead to changing deserts, changing rivers, changing patterns of hurricanes, changing sea levels, hundreds of millions of people, perhaps billions of people who would have to move, and if we've learned anything from history, that means severe and extended conflict.
Cientos de millones de personas, quizás, billlones de personas, tendrían que mudarse, que si aprendimos algo de la historia, significaría enormes y graves conflictos.