1For decades, economists argued about whether protecting the climate would help or hurt the growth of national economies.
2Today, the evidence increasingly suggests that delaying serious action would cost far more than acting decisively right now.
3Floods, droughts, and wildfires already destroy homes, crops, and entire businesses worth many billions of dollars every single year.
4Insurance companies, once quiet observers, now warn that some regions may become too risky to insure at all.
5Meanwhile, the price of solar panels and batteries has fallen so dramatically that clean energy often beats fossil fuels.
6Countries that invest early in green technology are already creating millions of new jobs in manufacturing, construction, and scientific research.
7Carbon taxes encourage companies to pollute less, while the money raised can support poorer households and public transport.
8Critics worry about factories closing down, yet history clearly shows that economies adapt when governments plan the transition fairly.
9The real question is no longer whether we can afford to act, but whether we can afford not to.
10Every further year of hesitation only makes the eventual bill larger and the difficult choices before us even harder.