Science and Engineering Ethics, 28. Abstract The biosphere represents the global sum of all ecosystems. According to a prominent view in environmental ethics, ecocentrism, these ecosystems matter for the

Human activity often has a negative impact on the Earth's ecosystems. However, according to researchers Karim Jebari and Anders Sandberg, humans are still, in the long run, the best and actually the only

Acta Astronautica Abstract Directed panspermia involves the deliberate spread of life between planets by intelligent actors. While it was originally proposed to explain the origin of life on Earth, rece