The document discusses various justifications for conservation of nature, including scientific, economic, aesthetic, cultural and ethical reasons. Scientifically, conserving biodiversity is important to preserve ecosystems, biological processes and allow future study. Economically, wild species provide innovation and options for sustainable development. Culturally and aesthetically, nature provides recreation and inspires interest in the environment. Ethically, humanity has a duty to preserve the right of all species to survive given their destroying millions of species through deforestation and extinction. The justifications apply equally to protecting habitats, ecosystems and landscapes in addition to individual species.

1. Conservation of Nature