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你的饮用水有多干净?

How clean is YOUR drinking water?

Hey there!
大家好
Welcome to Life Noggin.
欢迎来到《品生活》
Oh look it’s my invisible friend!
看 那是我的隐形朋友!
So glad you finally got to meet him!
很高兴你们最终见面了
Living in the water,
生活在水中
and nearly everywhere else on Earth, are tiny, microscopic organisms
几乎存在于地球上所有地方的微小生物
called microorganisms or microbes.
称为微生物
They have existed for at least 3,500 million years
它们已经至少存在了35亿年
and were the only living things on Earth
在过去大部分时间
for the majority of that time.
曾是地球上唯一的生物
Different types include bacteria, archaea, fungi,
微生物的类型包括细菌 古生菌 真菌
protozoa, algae, and viruses.
原生动物 藻类和病毒
Microbes are able to survive in harsh environments
微生物能够在恶劣的环境中生存
like hot springs, the Dead Sea, and Antarctic ice,
例如温泉 死海和南极冰层
as well as ordinary places like swamps, rivers, and soil.
以及沼泽 河流 土壤 这些普通的地方
And there are a whole lot of them out there.
还有很多地方都有它们的身影
Overall they make about 17 percent of the total biomass,
总言而之 它们占了地球总生物量的17%
which is the weight of everything living here.
地球总生物量是地球所有生物的质量总和
In the sea alone they are extremely abundant.
仅仅在海洋里面 它们就极为丰富
In all of the world’s oceans,
在全世界的海洋里
they make up 98 percent of the total ocean biomass.
它们占据了海洋生物总量的98%
Yeah, there are millions upon millions of tiny little communities
是的 它们组成了成千上万的小群落
that you probably have even thought about!
甚至你都可能从未听说过!
While not all microbes are harmful,
虽然并非所有的微生物都有害
there are definitely some to watch out for that cause foodborne illnesses, and infectious diseases.
但要小心 肯定有一些会引起食源性疾病和传染病
These include the bacteria Mycobacterium tuberculosis,
这些有害微生物 包括结核分支杆菌
that can cause tuberculosis,
它会导致结核病
the Protozoan Plasmodium, which causes Malaria,
导致疟疾的原生动物 疟原虫
the fungus Trichophyton rubrum, which causes ringworm,
会引起癣的真菌红毛癣菌
and the virus Varicella zoster, which causes Chickenpox.
以及会引起水痘的水痘带状疱疹病毒
These and other disease-causing microbes are called pathogens.
这些和其它致病微生物都被称为病原体
If we come into contact with them and they enter our bodies,
如果我们和它们接触 并且它们进入我们的身体
they can cause an infection by damaging our cells
它们可以通过破坏我们的细胞引发感染
and could even challenge our immune system
甚至能通过杀死或破坏细胞 组织功能
by killing or disrupting cell or tissue function.
来挑战我们的免疫系统
Some of these harmful microbes can make their way into drinking water through feces
一些有害微生物可以通过粪便进入饮用水
and cause diseases like cholera, typhoid fever, and dysentery.
从而导致霍乱 伤寒和痢疾等疾病
The World Health Organization estimates that over two billion people around the world
世界卫生组织估计全世界有超过20亿人
use a drinking water source that is contaminated by feces,
都在使用被粪便污染的饮用水源
resulting in nearly half a million deaths.
这导致近50万人死亡
But, as I said, not all microorganisms are bad.
但正如我所说 并不是所有微生物都是有害的
In fact, without them,
实际上 没有微生物
we wouldn’t have pizza bagels!
我们就不会有披萨百吉饼了!
Fungi like yeast are used to make bread and beer,
像酵母这样的真菌被用来制作面包和啤酒
and mold is used to make some cheeses.
霉菌被用来制作一些奶酪
And, because microbes create oxygen while processing greenhouse gases,
由于微生物在处理温室气体时产生氧气
they could potentially be an option for fighting climate change.
它们有可能成为抗击气候变化的一种选择
Scientists have already found a way to use E. coli bacteria to make biofuels.
科学家们已经找到了一种利用大肠杆菌制造生物燃料的方法
Marine microbes play a big role
海洋微生物在维护珊瑚礁的健康
in maintaining the health of coral reefs
及营养物质循环利用的方面
and the recycling of their nutrients.
发挥着重要的作用
They also help clean our own water at wastewater treatment plants,
它们还可以在污水处理厂清洁水源
where they are used to eat biodegradable materials.
在那里 它们被用来处理生物降解材料
Helpful microbes can even be found closer than you may think.
有益的微生物其实比你想的更近
On and inside our bodies are trillions of microorganisms.
在我们身体上和体内都有数万亿的微生物
Some of these microbes help with digestion,
有些微生物能促进消化
protect you from infection, and maintain your reproductive health.
保护你免受感染 维持你的生殖健康
That’s right the tiny communities living on and inside you are working very hard!
是的 生活在你身上和体内的小群落正在努力工作!
No need to panic about that thought at all.
你也完全不需要感到害怕
But just because they are helpful ones,
但即使有的微生物是有益的
that doesn’t mean you shouldn’t protect yourself
但并不意味着你就不用保护自己
from potentially harmful microorganisms.
免受潜在有害微生物的侵害
So, remember to wash your hands often,
所以 要记得勤洗手
keep your immunizations up to date,
按时接种疫苗
and make sure your drinking water is clean.
并确保你的饮用水是干净的
So, what do you want me to talk about next?
接下来 你想让我聊些什么呢?
Let me know in the comment section below right now
在下方的评论区告诉我吧!
and your suggestion can become a future Life Noggin episode!
你的建议可能会成为新一期的《品生活》
Curious to know what the heck this is?
想知道这到底是什么吗?
Yeah, you’re gonna want to check out this video!
没错 你一定会想看这个视频的!
Tardigrades, or more adorably known as water bears and moss piglets,
缓步动物 或更可爱地叫做水熊和苔藓猪
are a phylum of small invertebrates
它们两侧对称 有四对脚
that are bilaterally symmetrical and have four pairs of legs.
是小型无脊椎动物的一个门
Thank you so much for watching and liking this video!
非常感谢你观看和喜欢这期视频!
As always my name is Blocko.
一如既往 我是Blocko
This has been Life Noggin.
这里是《品生活》
Don’t forget to keep on thinking!
别忘了要保持思考哦!

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视频概述

本视频介绍了无处不在的微生物,包括有害的和有用的微生物,也提醒我们时刻保持自己远离有害的微生物,确保饮用水是干净的。想了解自来水中的微生物吗,不妨看看本期视频吧!

听录译者

收集自网络

翻译译者

Judhen

审核员

审核员LJ

视频来源

https://www.youtube.com/watch?v=Rao-PRJ57kQ

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