After the conferences in Bonn and Marrakech, it is likely that international emissions trading will be realized in the near future. Major influences on the permit market are the institutional detail, the participation structure and the treatment of...

The paper looks at the global environment as a public good and as a sink for CO2-emissions. It discusses problems to be solved in institutional arrangements to protect global environmental media and looks at criteria for allocating the costs of...

Ocean iron fertilization is currently discussed as a potential measure to mitigate climate change by enhancing oceanic CO2 uptake. Its mitigation potential is not yet well explored, and carbon offsets generated through iron fertilization activities...