A Complete Collection of 100000 Whys
Fav十万个为什么
为什么物种灭绝?
1、栖息地破坏：人类活动如森林砍伐、城市扩张等破坏了物种的生存环境，导致它们失去食物和住所。
2、气候变化：全球气候变暖导致环境条件改变，许多物种无法适应新的气候条件而灭绝。
3、环境污染：工业污染、农药使用等污染了物种的生存环境，使它们中毒或无法繁殖。
4、过度捕捞和狩猎：人类对某些物种的过度捕捞或狩猎导致其数量急剧减少，最终灭绝。
5、外来物种入侵：外来物种入侵会与本地物种竞争资源或传播疾病，导致本地物种灭绝。
总之，物种灭绝是由于多种因素共同作用的结果，包括人类活动、环境变化和生物间相互作用，保护生物多样性需要全球共同努力。
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