Environment — Climate change — Rising sea levels — Threat to certain States — Nature of international law obligations — Whether person from threatened State entitled to refugee status

Human rights — Economic and social rights — Climate change — Whether requiring person to return to country threatened by climate change would violate human rights

Aliens — Refugees — United Nations Convention relating to the Status of Refugees, 1951 — Article 1A(2) — Definition of a refugee — Recognition as a refugee — Meaning of persecution — Whether climate change provides grounds for recognition as a refugee — Indiscriminate impact of environmental change — Environmental degradation and refugee status — Human agency and climate change — The law of New Zealand