They learned to increase the yield and multiply the number of varieties.

他们学会了提高产量种植多样化
Like every species on earth,

像地球上所有物种一样
The principal daily concern of all humans...

所有人类日常首要关心的
Is to feed themselves and their family.

就是养活自己和家人
When the soil is less generous and water becomes scarce,

当土壤不再富饶水源不再充足
Humans deploy prodigious efforts to mark a few arid acres...

人类会做出惊人的努力
With the imprint of their labor.

辛勤劳作开垦贫瘠的土地
Humans shaped the land with the

人类以地球所需的耐心与专注
Patience and devotion that the earth demands,

以近乎献祭的仪式
In an almost sacrificial ritual performed over and over.

一次次劳作修整了土地
Agriculture is still the world's most widespread occupation.

农业仍是世界上最普遍的职业
Half of humankind tills the soil,

半数的人类耕种土地