From new methane detectors to record installations of heat pumps, the past week has seen significant developments in the realm of climate change. Efforts to address methane emissions have been bolstered by advancements in detection technology, making it easier to track this potent greenhouse gas. This is a crucial step in the fight against climate change, as methane is a major contributor to global warming. The commitment to clean energy is evident in the record level of government-backed heat pump installations in the UK, reflecting a growing focus on sustainable heating solutions. This trend indicates a shift toward energy sources with lower carbon footprints, reducing reliance on fossil fuels. Moreover, Trinidad's carnival has witnessed initiatives aimed at enhancing its sustainability, with a focus on recycling and reusing materials, demonstrating the potential for large-scale events to embrace environmentally friendly practices. Finally, for Arctic scientists, climate change has become an unavoidable reality, as they confront challenges such as wildfire and melting permafrost. These experiences underscore the urgent need for concerted action to mitigate the environmental transformations occurring in sensitive ecosystems like the Arctic.