美国 · 股市与财经 · CNN Business
The business of water conservation in one of the world’s driest countries
Saharan Africa, Namibia has always faced challenges when it comes to water resources. Now tech is being deployed by everything from utility companies to farmers as a means of…
在 CNN Business 阅读全文 登录后可收藏MediaNews 仅展示媒体发布的标题和摘要，全文请在出版方网站阅读。 (www.cnn.com)
