NPR climate correspondents Lauren Sommer and Dan Charles join the show before the UN Climate Change Conference in Glasgow, Scotland (COP26) starts on Sunday. Diplomats, business executives, climate experts, and activists from all around the world will gather to discuss the question: Is the world on track to avoid the worst effects of climate change?Lauren and Dan introduce us to two climate activists from countries that will be heavily impacted by climate change. Hilda Flavia Nakabuye from Uganda and María Laura Rojas from Colombia. We learn what's at stake for them if powerful countries don't move faster to halt climate change.