国际可再生能源署IRENA：2022热泵成本和市场-最终用途的可再生解决方案（英文版）

If the world is to avoid dangerous climate change and meet the Paris Agreement’s goals, policy makers need to address the challenges of reducing energy use and increasing the share of renewable energy in end-use sectors. Globally, the buildings sector accounts for around 3 gigatonnes (Gt) of direct carbon dioxide (CO2) emissions per year, with electricity use and associated fossil fuel combustion for district heating raising that figure to 10Gt of CO2 per year (IRENA, 2021a). However, as