Environmental law Legal status, laws, etc Environmental protection Indians of South America Indigenous peoples Derecho ambiental Conservación ambiental Liability for environmental damages Amerindio Civil rights Conservation of natural resources Social conditions Constitutional law Cultural assimilation Derechos civiles Ecology Environmental degradation Environmental risk assessment Government liability Government policy Government relations Indian reservations Indigenous people Indígenas Land tenure Law and legislation Legal polycentricity Minorities Precautionary principle Prior consultation (International law)