此类成分的来源包括种植植物和养殖动物。
后来，一些人学会种植作物和养殖动物为食。
Then, some people learned to grow crops and raise animals for food.
农业是有关种植植物和养殖动物以提供食物的。
Agriculture is about growing plants and raising animals for food.
富营养化可引发赤潮和养殖动物病害，给养殖业带来巨大损失。
It can induce the red tide and animal disease, and result in heavy losses to intensive aquaculture industry.
因为同样大小的土地如果种庄稼的话会比养殖动物多养活五倍多的人。
Land for crops feeds five times more people than land where animals are kept.
因为同样大小的土地如果种庄稼的话会比养殖动物多养活五倍多的人。
If we eat more vegetables and less meat, there will be more food available. Land for crops feeds five times more people than land where animals are kept.
因为同样大小的土地如果种庄稼的话会比养殖动物多养活五倍多的人。
Land for crops feeds five times more people than land where animals are kept. Our natural resources will last longer if we learn to recycie them.
这种方法甚至还可以用来提高养殖动物的生长速度或减少他们的食物浪费。
The method could even be used to improve the growth of farmed animals or to reduce feed waste.
我们返回后，他们已经开发道路并建造学校。他们还有其他养殖动物和接受练习的团体。
We have seen cases where we have been gone five and ten years and we go back and they have developed roads and built schools, and they have other communities receiving the animals and the training.
与直接养殖动物相比，人工培养动物细胞，进而制造肉食的技术已相当普遍，只是其成本仍居高不下。
Although the cost is currently prohibitive, the technology is widely available to produce meat from the cultured cells of animals rather than the animals themselves.
因此，作为本降临季的开始，我决定谈谈自己为什么把代表动物工作-尤其是养殖动物——看成是上帝的工作的见解。
So, as this Advent season begins, I decided to offer some thoughts on why I view working on behalf of animals — and especially farmed animals — as God's work.
如果我们多吃蔬菜，少吃肉类的话，我们就会有更多的食物。因为同样大小的土地如果种庄稼的话会比养殖动物多养活五倍多的人。
If we eat more vegetables and less meat, there will be more food available. Land for crops feeds five times more people than land where animals are kept.
为了养活地球上70亿人，今天的大多数农民只种植或养殖易于大量生产的植物和动物。
To feed the seven billion people on Earth, most farmers today are growing only species of plants and farming only species of animals that are easy to produce in large numbers.
传统的动物养殖应该能够满足亚洲和撒哈拉沙漠以南非洲地区预计将翻一番的奶制品和肉产品的大部分需求，但这可能还不够。
Conventional animal breeding should be able to meet much of the anticipated doubling of demand for dairy and meat products in Asia and sub-Saharan Africa, but this may not be enough.
“统计数据讲述了一些过去的事情，人们在肮脏的养殖环境中疯狂地乱用抗生素，企图维持动物的健康，”斯拉特说道。
“These statistics tell the tale of an industry that is rampantly misusing antibiotics in an attempt to cover up filthy, unsanitary living conditions among animals, ” Slaughter said.
跟踪动物产品的养殖到餐桌的环境方程序是这样的：生产1公斤牛肉，农民必须给牛喂15公斤谷物和30公斤草料。
The environmental equation of tracking animal production from feed to table goes like this: to produce a kilogram of beef, farmers have to feed a cow 15kg of grain and 30kg of forage.
对动物中的情况了解甚少，该国大多数人口集中在吉布提市，那里许多家庭养殖少量家禽。
The situation in animals is poorly understood. Most of the country's population is concentrated in the Djibouti district, where many households keep small Numbers of poultry.
写过《真相大白》、《极响，极近》等书的著名作家基于对工厂化养殖为期3年的调查出版了《吃动物》这部引人注目的书。
Celebrated author of Everything is Illuminated and Extremely Loud and Incredibly Close publishes Eating Animals a riveting book based on a three-year investigation of factory farming.
这些神鹰都被捕获进行了人工养殖，现在已经有四十支神鹰在四个不同的野生动物放养基地上空自由地飞翔。
All were captured for breeding, and now there are 40 condors flying free in four different release sites.
这些，连同其它人工养殖的动物（其它动物的养殖也必须为其野生种群的保护提供资金）每年为该州的财政收入贡献达2千万美元。
These, together with farmed animals (farms must also contribute financially to the wild population) generate $20m in revenue for the state every year.
智利国内的一些挪威公司也开始在这些未被破坏的峡湾里养殖鲑鱼，更糟糕的是，跟其它密集型动物农业一样，鲑鱼水产业产生了大量的废弃物，使水质恶化、缺氧，造成一种致命鲑鱼病毒的广泛传播，这些鲑鱼养殖公司的做法不过是简单的向南再向南，直到干净无污染的水域再开始养殖，因为他们已经取得了整个南部峡湾的所有水体的新租赁权。
The solution of the salmon-farming companies has simply been to move south into clean waters. Already the companies have taken out new leases on stretches of water throughout the southern fjords.
类似的虐待发生在所有的动物养殖业中。
Similar abuse occurs in all of the farmed animal industries.
即使是那些非常少的有机小养殖场也多少有虐待动物，如果是对狗或猫那样做将是违法的。
Even the very few organic and small farms abuse animals in ways that would be illegal if done to dogs or cats.
培养肉(在实验室培养皿培养出来的肉)——美国善待动物组织提供帮助资金的研究成果——将会让数十亿动物从所有养殖场的残酷、运输中的恐惧和屠宰场的痛苦终结中释放出来。
In vitro meat, the development of which PETA US is helping to fund, will spare billions of animals all the cruelty of factory farms, the terror of transportation and a painful end in an abattoir.
培养肉(在实验室培养皿培养出来的肉)——美国善待动物组织提供帮助资金的研究成果——将会让数十亿动物从所有养殖场的残酷、运输中的恐惧和屠宰场的痛苦终结中释放出来。
In vitro meat, the development of which PETA US is helping to fund, will spare billions of animals all the cruelty of factory farms, the terror of transportation and a painful end in an abattoir.
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