by a team of european and african scientists the project is led by professor john from the university of khan's way in germany the team has come up with a new system use west water order to cut costs while boosting efficiency. one develop a system for the market it's called research collating aquaculture so this is to makes use of hundred percent water reuse water recycle ation so it's mentally very friendly because there's no water going through and there's no nothing spoiling the environment and we make use of renewable energy in order to reduce the c o two footprint in the tunnel on the can and side of the lake a pilot project is already in place the water is filtered using what's known as membrane bioreactor technology in uganda has been using recycled water for the last eighteen months the used water is pumped into our tongue from there it flows into this busines which contains tons and sun that help clean the water now wants to use recycled water to have big points too so we already have that system and it has proved to be very efficient for us using the same water would maintain the same

khan, was among those who attended the service. a teenager appeared in court charged with jaden's murder last month. leading research universities in england have warned they'll have to reduce the number ofooking at the cost of tuition fees and is expected to be published next month. the cost of first and second class stamps is increasing from next month. a first class stamp will go up by three pence to 70 pence. a second class stamp will cost 61 pence — which has exceeded the price cap and royal mail has apologised. a united nations study says the future of the world's food system is under threat. the first—ever report on the plants, animals, crops and micro—organisms, that form the bedrock of global food production, has found they are in sharp decline. our science correspondent rebecca morelle reports. from coffee plants on the edge of extinction, to fish vanishing from the oceans, and the insects that pollinate our crops in steep decline. a new report by the un has found that the animals and plants vital for feeding the world are disappearing by the day. they found... it's a complex picture. the factors that are causing the loss of biodiversity include land use change, urbanisation, a