riki of a closed chemical fertilisers unlike sugar it's a lot of energy easily accessible but short lived that's being it you can't run a marathon on sugar alone. soils are meant to be there forever that's why we can't fertilize them with sugar i think that you're slow or you'll die. and right now we will put on you know 100 kilos of nitrogen and between 40 and 60 of those kilos go somewhere else in the environment they're not taken up by the crop. monoculture and chemical fertilizers constitute a threat the soil becomes passive and the nutrients end up in oceans lakes and other waterways. dangerous compounds and phosphorous based proto life has become part of the food we eat. here we're going to forswear us to get one problem with phosphorus fast and i says is that they often contain cadmium. removing it is costly. keeping it means lots of cadmium in our food in the future many problems are accumulating in modern agriculture but i would doubt it will because. much of what we end up using agro chemicals for insecticides fungus sites things like this is to compensate for the lack of divers