Drifting at sea, isolated on a space station, or stuck in a war zone, engineers trying to build new things or patch together a repair are often constrained by the materials they have at hand. But what ...
(Gray News) – Scientists say humankind’s influence on the natural world has reached a new level as a new type of sedimentary rocks partially formed from plastic has been discovered. This new rock has ...
Scientists discovered massive microplastics forming plastic clouds over Chinese cities, raising concerns about human health, ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果