Gaseous constituents of the atmosphere, from natural or anthropic sources, that absorb and re-emit infrared radiation. The UNFCCC and Kyoto Protocol count for carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and sulfur hexafluoride (SF6), accompanied by two families of gases – hydrofluorocarbons (HFCs), perfluorocarbons (PFCs) .
Agroforestry systems
Agroforestry systems
Forms of land-use and land-management, in which trees or shrubs are used together with crop and/or animals in the same area, simultaneously or in a sequence of time. They must include at least one tree or shrub forest species, which can be combined with one or more...