Do the maxima of air pollutants coincide with the incedence of childhood asthma in Athens, Greece? by Nastos P.T., Paliatsos A.G. and Priftis K.N.
Seasonal changes in physico-chemical parameters and nutrient load of river sediments in Ibadan City, Nigeria by Adeyemo O.K., Adedokun O.A., Yusuf, R.K. and Adeleye E.A.
Platinum concentrations in urban airborne particles from Shanghai, China by Yang Y., Li X., Li Y.L., Tan M., Lu W., Zhang G. and Li Y.
Seasonal variations in dissolved heavy metals in the Keritis river, Chania, Greece by Papafilippaki A.K., Kotti M.E. and Stavroulakis G.G.