Rational choice approaches to customary international law have gained in prominence in recent years. Although becoming increasingly sophisticated, they are not able to explain all phenomena of customary international law. This contribution claims that there are two different types of unwritten...

Despite large uncertainties in the fertilization efficiency, natural iron fertilization studies and some of the purposeful iron enrichment studies have demonstrated that Southern Ocean iron fertilization can lead to a significant export of carbon from the sea surface to the ocean interior. From...

In their majority, public international lawyers postulate that for a new rule of customary law to originate, two conditions must be fulfilled: there must be consistent practice, and it must be shown that this practice is motivated by the belief that such behaviour is required in law. Maurice...

Ziel der Broschüre ist es, die rechtlichen und wissenschaftlichen Hintergründe des internationalen Artenschutzübereinkommens CITES, der EG-Verordnung Nr. 338/97 und deren Umsetzung durch die Zollverwaltung in Deutschland für interessierte Menschen zu erläutern. Denn nur wer die Probleme und...

Ziel der Broschüre ist es, die rechtlichen und wissenschaftlichen Hintergründe des internationalen Artenschutzübereinkommens CITES, der EG-Verordnung Nr. 338/97 und deren Umsetzung durch die Zollverwaltung in Deutschland für interessierte Menschen zu erläutern. Denn nur wer die Probleme und...

Rational choice approaches to customary international law have gained in prominence in recent years. Although becoming increasingly sophisticated, they are not able to explain all phenomena of customary international law. This contribution claims that there are two different types of unwritten...

Despite large uncertainties in the fertilization efficiency, natural iron fertilization studies and some of the purposeful iron enrichment studies have demonstrated that Southern Ocean iron fertilization can lead to a significant export of carbon from the sea surface to the ocean interior. From...

In their majority, public international lawyers postulate that for a new rule of customary law to originate, two conditions must be fulfilled: there must be consistent practice, and it must be shown that this practice is motivated by the belief that such behaviour is required in law. Maurice...

Problems which can only be resolved through international cooperation are increasing. Due to this increase, states cooperate more than ever with each other and with international organizations (IOs) but often insufficiently to solve the problems. When social scientists analyze the potential for...