These are both pretty generic party positions ... on the one hand "trust the science" and on the other hand, "we need more study." What is crystal clear?   I would guess she means that august scientific bodies funded by the state have spoken:  the earth is warming relatively quickly, due to historically-high CO2 in the atmosphere. Knock-on effects and regionally-intense effects are -- we are told -- observable in warming oceans, sea-level rise, shrinking ice sheets, glacial retreat,