The biosphere is the global sum of all ecosystems. It can also be termed as the
zone of life on Earth, a closed ...
Jun 24, 2011 ... Encyclopedic entry. The biosphere is made up of the parts of Earth where life
exists. The biosphere extends from the deepest root systems of ...
Geography4Kids.com! This tutorial introduces the surface of the Earth. Other
sections include the atmosphere, biosphere, climates, and ecosystems.
The biosphere is the space on or near Earth's surface that contains and supports
living organisms. It is subdivided into the lithosphere, atmosphere, and ...
Jan 8, 2009 ... Introduction The biosphere is the biological component of earth systems, which
also include the lithosphere, hydrosphere, atmosphere and ...
May 7, 2007 ... The biosphere is all life on our planet. This includes all the things that are living
as well as the remains of those that have died but have not yet ...
Humans now dominate Earth, changing it in ways that threaten its ability to ....
Earth's biosphere has undergone state shifts in the past, over various. (usually
Biosphere. Earth is the only place in the universe where life is known to exist. The
planet's lifeforms are sometimes said to form a "biosphere". This biosphere is ...
Earth is made up of four distinct yet connect spheres. In this video lesson, you will
learn about where each sphere is found on Earth, as well as...
Biosphere definition, the part of the earth's crust, waters, and atmosphere that
supports life. See more.