The massive need for sustainable energy has led to an increased interest in new energy resources, such as production of algae, for use as biofuel. There are advantages to using algae, for example, land use is much less than in terrestrial biofuel production, and several algae species can double...

Nutrient enrichment of marine ecosystems is regarded as a pressing global environmental problem. For certain marine species it may be a mixed blessing, resulting in damaging ecosystem events, but contributing to primary productivity. Consequently, the impact of enrichment on fishery profits may...

Nutrient enrichment of marine ecosystems is regarded as a pressing global environmental problem. For certain marine species it may be a mixed blessing, resulting in damaging ecosystem events, but contributing to primary productivity. Consequently, the impact of enrichment on fishery profits may...

Sustainable management of European water resources is advanced by the implementation of the Water Framework Directive. To achieve its aims the directive requires the realisation of cost-efficient programmes of measures. In this context, also measures for reducing phosphate inputs have to be...

Four summer time-series (2003–2006) of Normalized Difference Vegetation Index (NDVI) derived from MODIS imagery were used to investigate duckweed blooms and other floating vegetation in Lake Maracaibo, Venezuela. Preliminary findings revealed the presence of duckweed and floating vegetation in...

After doing a CE literature review to examine the dominant trends around the definition of environmental attributes in terms of their identification as external benefits or costs, their description through qualitative or quantitative attribute level labels, their number of levels and their...