1 Subjects: “...Costs...”

2 Subjects: “...Maintenance cost...”

3 “... on the West Bengal portion of the tidal-wetland forest delta. A five-step analysis, using high-resolution...”

4 “... to electricity - currently reaching only about one-third of households. This paper explores how essential...”

5 “... too costly for many developing countries; yet sparse information has hindered cost-effective pollution...”

6 “... currently faces, including responses of the ecosystem and human communities....”