Many countries are looking to go carbon neutral in an effort to reduce the damaging effects of greenhouse gasses. Which of these technologies does not release greenhouse gasses whilst it generates energy?
You might think overpopulation is a problem, but technically, the entire population of the world could fit in the state of Texas. If you packed people in as densely as they are in New York city, then replicated that en masse, you could easily fit 7 billion in the big state. It might not be particularly comfortable, but New Yorkers would know