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Unprecedented? How We've Made Climate Extremes Sound Routine
13 Sep
Summary
- Semantic bleaching erodes word meanings through overuse.
- Unprecedented climate events feel less remarkable with familiarity.
- Shifting baselines alter our perception of normal and urgency.
The increasing use of terms like "unprecedented" to describe climate events is paradoxically making them sound ordinary. This phenomenon, known as semantic bleaching, erodes a word's original impact through overuse. Events such as record-breaking heatwaves, severe droughts, and intense wildfires, while historically unique, are becoming normalized in our everyday discourse.
This normalization is linked to "shifting baseline syndrome," where our perception of normal changes with repeated exposure to extreme conditions. What was once remarkable becomes familiar, altering our sense of urgency. Even though negative feelings about these events persist, their perceived rarity diminishes.
This gradual adaptation mirrors the parable of the boiling frog, where unnoticed changes can lead to inaction. The danger lies in our ability to recognize how extraordinary these climate extremes truly are, potentially delaying crucial responses. Reclaiming the original meaning of words like "unprecedented" is vital for maintaining an accurate historical perspective and motivating action.
