用简单的技术就能解决剥花生壳的问题。发明家们制造的剥壳器给许多发展中国家和地区带来福音，并且已经取得了很大的收益。As described at fullbellyproject.org, the Universal Nut Sheller is basically a ce...

用简单的技术就能解决剥花生壳的问题。发明家们制造的剥壳器给许多发展中国家和地区带来福音，并且已经取得了很大的收益。Peanuts, or groundnuts, are an important crop in many developing countries. But g...

酿酒葡萄将种植在史泰登岛植物园的每寸土地上，而史泰登岛曾是美国大城市大多数生活废物的填埋地。Several years ago, four business leaders decided to do something about it. They formed the Founders' Gr...

酿酒葡萄将种植在史泰登岛植物园的每寸土地上，而史泰登岛曾是美国大城市大多数生活废物的填埋地。For years, most of the household waste collected in America's largest city went to a landfill on Staten...