Irrigation and nutrient supply lines feed into the soil beds, and sensors tell us what the crops need.

灌溉和养分供应管线进入土壤床， 传感器告诉我们作物需要什么。

So you have this bigger, hungrier heart muscle, but its nutrient supply is diminished, and eventually those heart muscle cells can slowly die.

所以你有更大、更饥饿的心肌，但是它的营养供应减少了，最终这些心肌细胞会慢慢死亡。

Adding so many trees would threaten the ecosystem's water and nutrient supplies, as the trees suck up resources that native plants and animals also need.

增加这么多的树木会威胁到生态系统的水和营养供应，因为树木会吸收本地动植物也需要的资源。