misses mobarak on the way all the farmers welcomed this project it's a great opportunity for them especially if the project gets subsidies or is expanded people here are really interested because for the forseeable future it's the only way for the owners of land here to generate income and i think that our children will continue with us it's our only chance. once considered a wheat the yellow tuft of the sum now offers a brighter future for this impoverished region and perhaps it could provide a mom. for other infertile areas with metal rich soil. many plants are amazing some provide a dependable supply for classical material wood but what are called role materials exactly then materials that are taken from nature that can be processed industrial drop it is one for example as well things like coal oil and various types of or. mineral deposits often contain gold materials known as rare earths they're key elements in many high tech products scientists in germany are looking at how to ensure a steady supply. are w t h is the largest technical university in germany. scientists here are trying to