and we meet biologists working to save europe spiers sentiment is these numbers have plummeted . agriculture in many parts of the world has already entered the digital age with self driving machinery on the field and artificial intelligence controlling every case. now scientists are looking into high tech solutions to replace harmful pesticides and herbicides all over the world toxic chemicals are used to protect crops with large quantities sprayed ever feels but could a robot do the same job without the harmful side effects. those little plants don't stand a chance they're being examined by a laser burned and killed roots and all. robot weed killers like this prototype may stalk the fields of the future. it's being developed by scientists at the university of bonn in germany. devices like this could transform the entire of business of we control and crop care. day and night robots could check for disease watch out for infestations like insects or fungus and kill the weeds among the crops stomping is an alternative method to zapping. there's a lot of artificial intelligence behin