Is Extinction Rebellion justified in their demands, to - "tell the truth about climate change"; to reduce carbon emissions to zero by 2025; and to create a citizens' assembly to oversee progress?

https://www.quora.com/Is-Extinction-Rebellion-justified-in-their-demands-to-tell-the-truth-about-climate-change-to-reduce-carbon-emissions-to-zero-by-2025-and-to-create-a-citizens-assembly-to-oversee-progress