Biosphere
Videos
The biosphere, also called the ecosphere, is the worldwide sum of all ecosystems. It can also be termed the zone of life on the Earth. The biosphere is virtually a closed system with regard to matter,
A false color composite of global oceanic and terrestrial photoautotroph abundance, from September 2001 to August 2017. Provided by the SeaWiFS Project, NASA/Goddard Space Flight Center and ORBIMAGE.[citation needed]
A beach scene on Earth, simultaneously showing the lithosphere (ground), hydrosphere (ocean) and atmosphere (air)
Stromatolite fossil estimated at 3.2–3.6 billion years old
Rüppell's vulture
Earth
Videos
Earth is the third planet from the Sun and the only astronomical object known to harbor life. This is made possible by Earth being an ocean world, the only one in the Solar System sustaining liquid su
Biosphere
…οἶκος (oîkos) 'settlement, house' and σφαῖρα (sphaîra) 'sphere'), is the worldwide sum of all ecosystems. It can also be termed the zone of life on the Earth. The biosphere (which is technically a spherical shell) is virtually a closed system with regard to matter, with minimal inputs and outputs. Regarding…
Earth as seen from Meteosat-12 in 2025, during the March equinox
A depiction of the early Solar System's protoplanetary disk from which Earth and other Solar System bodies were formed
Pale orange dot, an impression of Early Earth, featuring its tinted orange methane-rich early atmosphere
A conception of the scorched Earth after the Sun has entered the red giant phase, about 5–7 billion years in the future