The article discusses what causes global climate change: humans or nature. There are different opinions on this, but it's clear that climate change is happening and poses global risks. To prevent these risks, we need to adapt and lessen the effects of climate change at all levels. Actions by the UN, governments, cities, and companies show they're taking it seriously. Overall, the problem of climate change is now not just a science issue but a big talking point in international politics, with various groups working together to address it.