The article discusses the potential impact of perovskite solar cells on the global decarbonization movement, with utility-scale perovskites already achieving high efficiency levels. Tandem PV technology is also on the rise, with efforts to mass produce tandem solar panels and improve durability and efficiency in outdoor conditions. The increasing activity in perovskite solar cell technology poses a threat to the global oil industry, highlighting the shift towards renewable energy sources like solar power. Urgent action is needed to address climate change and reduce greenhouse gas emissions, with a focus on innovative solutions to drive down costs and increase efficiency in the renewable energy sector.