Application of sludge, organic solid wastes and yard trimmings in aerobic compost piles by Chazirakis P., Giannis A., Gidarakos E., Wang J.-Y. and Stegmann R.
Environmental perceptions of students, farmers, and other economically active members of the local population near the protected area of Axios, Loudias and Aliakmonas estuaries, in Greece by Kleftoyanni V., Abakoumkin G. and Vokou D.