Making the desert sand bloom
Norwegian scientists have developed a treatment that can turn desert sand into farmland. During a trial in United Arab Emirates the "nanoclay" halved the amount of water needed to grow crops.
Part of our series Taking the Temperature, which focuses on the battle against climate change and the people and ideas making a difference.
Video producer: Aamir Rafiq Peerzada; Producer: Joya Berbery
04 May 2018