DAR ES SALAAM, Oct. 23 (Xinhua) -- Tanzania, in partnership with the United Nations Development Program (UNDP), on Thursday launched a 37.4-million-U.S.-dollar project aimed at combating climate ...
Qinghai's Sanjiangyuan area is one of the most densely populated areas for snow leopards in the country and the world, according to an assessment survey released earlier this year by Shan Shui ...
每次巡逻常持续三日,队员们需要深入天山腹地。这项任务充满危险:为守护这片广阔保护区,巡逻员常需孤身应对山体滑坡、暴洪、恶劣雷雨天气,甚至不时遭遇持枪盗猎者。
更直接的威胁是,北半球吸收更多太阳辐射,将不可避免地导致气温进一步升高。这或将形成一个恶性循环:变暗导致变暖,变暖又加速了冰雪融化和水蒸气增加,进而使地球更加变暗,加速全球气候变暖的进程。虽然目前仍处于研究的早期阶段,但勒布已观察到北半球的热带降水相 ...
儒艮 (Dugong dugon) 是我国海域首次被宣告“功能性灭绝”的海洋巨型物种,但其历史分布范围和灭绝过程,至今仍不明晰。海潮天下(Marine Biodiversity) ...
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