The 2021 Intergovernmental Panel on Climate Change (IPCC) report left many of us wondering whether the world can indeed keep global warming below 1.5°C, the threshold scientists consider safe to avoid the most dangerous impacts of climate change. New research from WRI and Climate Analytics shows that G20 countries, which account for about 75% of global greenhouse gas emissions, can steer the world toward this goal – if they significantly increase their ambition.