Currently the risk of global biodiversity loss has been realized by international community， among which China has kept an intensively watchful eye on conserving its biodiversity. Given the complexity of biodiversity conservation， its security governance involves various fields and dimensions. A holistic approach to national security offers a key theoretical basis for the biodiversity conservation path with Chinese characteristics， especially for biodiversity?related security fields in terms of such dimensions as homeland， economy， technology， ecology， resources， biology， poles and deep?sea.