4. NITRATE VULNERABLE ZONES IN SCOTLAND 4.1 Criteria for designation 4.1.1 The Nitrates Directive requires that land must be designated where it is draining to points at which nitrate concentrations in surface waters or groundwater have reached 50mg/l or might do so if preventive action were not taken.. NITRATE VULNERABLE ZONES IN SCOTLAND 4.1 Criteria for designation 4.1.1 The Nitrates Directive requires that land must be designated where it is draining to points at which nitrate concentrations in surface waters or groundwater have reached 50mg/l or might do so if preventive action were not taken.
Berlin Wall. The Berlin Wall (German: Berliner Mauer) separated the city of Berlin in Germany from 1961 to 1989. It separated the eastern half from the western half. Many people thought it was a symbol of the Cold War. The Berlin Wall was taken down on November 9, 1989. The Berlin Wall was about 168 km (104 miles) long.
On November 10, 1989, one of the most famous symbols of the Cold War came down: the Berlin Wall. By the end of the year, leaders of every Eastern European nation except Bulgaria had been ousted by popular uprisings.