夏季，当浮游植物大量繁殖时，部分地域的海洋会在夜晚发出蓝色或蓝绿色的光，美轮美奂，被称为“蓝眼泪”。这一现象是因为某些类型的浮游生物受到扰动时会发出光芒作为防御机制。它是一种自然景观的同时，也提醒着我们保护地球不可思议的海洋生态系统。
These waves, glowing mysteriously on an August summer night, are just off the coast of Monterey Bay in California.
It's a phenomenon you might even have seen yourself.
An ocean lit up at night with countless tiny flashes.
But what causes this striking phenomenon?
Where does the light come from?
Bioluminescence is produced by an incredible range of organisms.
Some bioluminescent organisms, like fungi, are found on land, but most of them live in the ocean.
For bioluminescence, creatures require two unique chemicals.
And here's how it works.
The enzyme luciferase causes a chemical reaction.
