The basic norm of the Dutch law of unlawful acts, Art. 6:162 of the Dutch Civil Code, foresees liability for violations of ‘proper social conduct’. Global warming poses a threat to various human rights, such as the right to life (Art. 2 ECHR) and the right to private life (Art. 8 ECHR). As follows from international soft law, private businesses are bound to respect these human rights. Courts thus can take these human rights into account when interpreting vague norms of private law, such as proper social conduct. In the context of global warming, proper social conduct of private businesses equals an appropriate reduction of their GHG emissions. If a private corporation, including the daughter companies it controls, fails to meet its reduction target, courts can issue an order to reduce GHG emissions and/or award damages. However, such a court order or damages presuppose unambiguous information on what ...