Description
该学术报告系统地考察了旧石器时代火的防御功能在人类进化中的核心作用。文章挑战了传统上侧重于烹饪和取暖功能的观点，提出防御猛兽和敌对人类群体才是早期人类掌握火技术的关键原动力。报告详细分析了火在防御机制上的物理、感官和进化威慑作用，并通过全球考古证据（如周口店遗址和以色列的盖舍·贝诺特·雅科夫遗址）论证了火技术从被动利用到主动人工取火的演变历程。最后，报告总结了火的防御功能对人类在技术、社会、生理、环境和文化等多个层面带来的革命性变革，强调了生存压力驱动技术创新的重要性。
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