Corralling the cowboys
As voluntary carbon market participants brace themselves for the effect of the global slowdown, Christopher Cundy reports on how the market's earlier problems are being addressed
Registeries - ticked off?
If 2008 was the year when voluntary carbon standards established themselves, then 2009 should be the year for their registries.
America's progression towards mandatory carbon emissions trading looks set to continue to support prices in its voluntary carbon market – but things look bleaker elsewhere, finds Thomas Marcello
Counting the cost of offsetting
Times are tough, but offsetting emissions can still make economic as well as environmental sense. Bill Burtis explains how organisations should approach offsetting
When is a REC not an offset?
Renewable energy certificates (RECs, green tags or green certificates) represent the quantified non-emissions of a clean form of energy – as measured by how many tonnes of a regulated pollutant would have been emitted in creating that energy from a non-clean form. Those non-emissions are called 'environmental attributes'.