教科文组织鼓励创新举措，通过媒体、网络和伙伴关系增进非正规教育计划。 Education for Sustainable Development (ESD) is UNESCO’s response to the urgent challenges facing our planet. Human activities have changed the Earth’s ecosystems so ...

FUZHOU, Feb. 19 (Xinhua) -- Chinese researchers have developed the world's first comprehensive database for energy grasses, a step that could support sustainable agriculture and advance renewable ...