1. Palaeoclimatology is the study of past climate conditions and how they have changed over time.
古气候学研究过去的气候条件以及它们如何随着时间的推移发生变化。
2. By studying ice cores and tree rings, palaeoclimatology can provide valuable insights into long-term climate patterns.
通过研究冰芯和树轮，古气候学可以提供有关长期气候模式的宝贵见解。