Agencies and companies throughout the world are working on developing technology that would dispose of or capture space debris before it causes serious damage.
世界各地的机构和公司都在致力于开发一种技术,可以在太空垃圾造成严重损害之前将其处理或捕获。
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When the ants are removed, the trees usually die, probably because herbivores damage them so much that they are unable to compete with surrounding vegetation for light and growing space.
The greatest concern the authors raise is space debris—pieces of "junk" that orbit the earth, with the potential to cause serious damage if they collide with operational units, including the ISS.