Send yellow central lake
Guangzhou daily dispatch (Wang Chuhan of entire media reporter, Du Juan) park of lake of center of Guangzhou college city is located in dale to surround an island the place central, cross an university with the means of wadi eastwards city annulus slippery center, China labour and wide traditional Chinese medical science, wide medicine and Pearl River are linked together, water area area one hundred and six thousand seven hundred square metre. Come to central lake, the reporter sees lake water shows yellow, but do not have apparently pungent odour. Circle lake circuit, discover central lake rectifies a water area to all show yellow, stand by bank color more deeper, and there is unidentified yellow floater on the surface of the corner.
"By 2018 when, a few corners, the water area that approachs a bank begins slowly erubescent, be similar to the sort of ferruginous red a bit. " the Zhang Tongxue that lives in college town says, inside 4 months, he sees lake water begins from the corner slowly erubescent, become yellow, originally dark green lake water, had become yellow completely now.
But reporter discovery, in the southeast direction of central lake, have a small pond, pond and central lake are lying between the alley with one 2 meters broad pact merely, the water quality inside the pond is clear, do not have any yellow changing area.
Time lake of class of house of Yu area village grows Chen Zhibin to express, feburary, he discovers lake water has become yellow evidence, because central lake is the apogee of college town, there is waste pipe net all round the lake, outward catchment uses two outfall, so nonexistent sewage sheds the case that enter. He discloses, in March the last ten-day of a month is controlled, already organized major to detect the orgnaization undertook to lake water sampling detects, detect the alga in report indication lake has partial data to exceed bid. As we have learned, central lake ever had 2014 become yellow circumstance, but very short time with respect to subsidise, the reason that at present macrocosm becomes yellow, still do not have relevant data to be able to be solved temporarily, next will specific aim ground has repair to lake water.
The personage inside course of study of relevant environmental protection expresses, what system of water of this kind of lack exchanges is laky, in weather heated, sunny when easy alga exceeds bid. If itself water quality is passable, do not meet too smelly; If water quality exceeds bid serious, can give out pungent stink. He thinks, laky should have zoology repair, compose builds healthy and good zoology community, ability makes water quality ceaseless improvement.
