This indicator reflects the annual percentage variation in methane emissions originating from anthropogenic sources, primarily agriculture and industrial processes, with a baseline established in 1990. It serves as a crucial metric for understanding trends in greenhouse gas outputs that significantly contribute to global warming. The variation in emissions not only highlights the effectiveness of policies aimed at reducing methane output but also reveals the impact of changes in farming practices, waste management, and energy production. Monitoring this percentage change aids in assessing progress toward international climate agreements and can guide future strategies to mitigate methane, a potent greenhouse gas with a much higher heat-trapping capability than carbon dioxide, thus underscoring its importance in climate action initiatives. Source: