The rise in the use of social network sites allows us to collect large amounts of user reported data on social structures and analysis of this data could provide useful insights for many of the social sciences. This analysis is typically the domain of Social Network Analysis, and visualization of these structures often proves invaluable in understanding them. However, currently available visual...

Abstract Biochar amendment and substituting chemical fertilizers with organic manure (organic substitution) have been widely reported to increase crop production decrease reactive nitrogen (Nr) loss including nitrous oxide (N 2 O), nitric (NO), ammonia (NH 3 ) emissions, N runoff leaching. However, few comprehensive evaluations performed on the environmental economic aspects of biochar or subst...