Climate change

The word ‘biome’ – ‘bios’ (from Ancient Greek βίο, meaning ‘life’) and ‘ome’ (a variation of ōma, from Ancient Greek ωμα, meaning ‘mass’ or ‘group’) – was first used in 1943 by the American botanist Frederic Edward Clements, to define a biological unit or...

Reductions in greenhouse gas emissions tradable in the international carbon market, measured in avoided tons of carbon dioxide equivalent (tCO2e). Currently, there are two types of assets being traded on the market: (i) emission allowances allocated to an existing...

Time at which carbon stored by sequestration remains in a carbon pool without being rereleased. Only permanent carbon pools are acceptable for climate policy purposes.