Which countries and industries emit the most greenhouse gases? The US has emitted the most CO2 in history; China is now the biggest emitter. Here’s who is driving global emissions https://www.aljazeera.com/news/2026/11/9/which-countries-and-industries-emit-the-most-greenhouse-gases #ClimateChange #UpheavalClimate #ClimateInstability #ClimateReversal #MassAtrocity #pollution #ecology #environment #climate