48. What does the author say about China in terms of aquatic food?

48.作者在水产食品方面对中国有什么看法？

For the first time in human history, most of our aquatic food now comes from farming rather than fishing.

人类历史上第一次，我们的大部分水生食物现在来自农业而不是渔业。

But also microplastics can have toxic effects on zooplankton, and the health of these organisms essential for the functioning of all aquatic food webs.

但微塑料也会对浮游动物产生毒性影响，而这些生物的健康对所有水生食物网的功能至关重要。

For instance, overfishing a certain species could upset an aquatic food chain, leading to an overgrowth of algae and depletion of oxygen in the water.

例如，过度捕捞某些物种可能会扰乱水生食物链，导致藻类过度生长和水中氧气耗尽。