… is the contamination of recreational waters with cyanobacteria, commonly known as blue-green algae. Increased concentrations of plant nutrients – especially total … and the European Water Framework Directive (WRRL), although they are not always recorded quantitatively or in sufficient frequencies. Moreover, the flowering of …

… The maps convey the mean annual number of hot days displayed in a very small unrecognisable grid for the following periods: 1953–1962, 1963–1972, 1973–1982, … 1993–2002, 2003–2012 and 2013–2022. The range extends from 0 days (in shades of blue) to a maximum of 29 days (in shades of red), with two days each forming a …

… are illustrated starting with 1881. The negative deviations are illustrated in blue below the zero line, while the positive deviations are in red above the zero … are illustrated starting with 1881. The negative deviations are illustrated in blue below the zero line, while the positive deviations are in red above the zero …

… bottle alternatives in their beverage range in addition to non-returnables. "The labelling on store shelves (returnable/non-returnable) required under the new … Besides having the option of purchasing returnable bottles, Ms Krautzberger also recommended linking the costs of packaging waste much more closely with the licence …