These organisms absorb carbon dioxide from the atmosphere and take it to the bottom of the ocean when they die, where it stays for thousands of years.

我们知道，浮游生物会吸收大气中的二氧化碳，当它们死亡时会把二氧化碳带入洋底，并在那里停留数千年。

youdao

Roman says once the algae use up the nitrogen, they eventually die and sink to the bottom, taking the nitrogen with them.

罗曼说，一旦海藻缺乏氮元素，它们终将死去，并带着氮沉入海底。

youdao

If these tiny invertebrates at the bottom of the food chain die, he said, that ultimately harms bigger sea creatures and the entire fishing industry.

他说，如果这些处在食物链底层的微小的无脊椎动物死掉了，将最终危害那些大的海洋生物及整个水产业。

youdao

The machine is made of magnesium through and through, with pressed metal on the lid and a die-cast variety on the bottom.

ENGADGET: Toshiba KIRAbook hands-on (video) Hands-on

The bottom line is: without consistent and continued effort, the lawn will never sprout, it can die or it can get overgrown with weeds.

FORBES: Nurture Your Network