principally

Marine heatwaves are becoming more intense and longer-lasting as humanity continues to release planet-warming gases into our atmosphere, principally by burning coal, oil and gas.

Each one is pegged to social conditions around LGBTQ+ life, principally in the United States and Europe.

They are a grim echo of similar units formed by Stalin, characterised principally by their extremely high rate of attrition.

The biggest reduction came from the electricity sector which has been shifting to renewables, principally onshore and offshore wind.

They both say they had "pretty scary" and "dark" thoughts during their struggle, principally about what had happened to the other.