UK study suggests phone bans may not be effective 英国研究指出校园手机禁令 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
China Economic Net1 天
China & Pakistan to take joint scientific expeditions in Pamir-Hindu Kush-Karakoram
XI’AN, Mar 13 (China Economic Net) - Northwest University (NWU) and Karakoram International University (KIU) are planning to conduct joint scientific expeditions in Pamir-Hindu Kush-Karakoram region w ...
Asteroid contains building blocks of life, say scientists 科学家认为一小行星含有 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
联合早报10 天
美佛蒙特农民用尿液当肥料 推动作物增产
用人体尿液作为肥料的历史可以追溯到古罗马和中国。如今，美国佛蒙特州的农民正在重新采用这一做法，以期提高作物收成并实现更可持续的种植方式。 英国广播公司（BBC）报道，研究表明，与未使用肥料相比，尿液可使羽衣甘蓝和菠菜等作物产量翻倍。更重要的是，尿液可以替代化肥生产中依赖的化石燃料密集型哈伯-博施法工艺（Haber-Bosch processHaber-Bosch process），减少碳排放。此外 ...