Atmosphere

• stratosphere

  The atmospheric layer between the troposphere and the mesosphere.

• troposphere

  The lowest atmospheric layer; from 4 to 11 miles high (depending on latitude).

• exosphere

  The outermost atmospheric layer.

• mesosphere

  The atmospheric layer between the stratosphere and the thermosphere.

• thermosphere

  The atmospheric layer between the mesosphere and the exosphere.

Lithosphere

• crust

  The outer layer of the Earth.

• surface

  The outermost level of the land or sea; "earthquakes originate far below the surface"; "three...

• lithosphere

  The solid part of the earth consisting of the crust and outer mantle.

• mantle

  The layer of the earth between the crust and the core.

Mantle

• lower mantle

  The deeper part of the mantle.

• upper mantle

  The upper part of the mantle.

Also contains

• stratum

  One of several parallel layers of material arranged one on top of another (such as a layer...

• hydrosphere

  The watery layer of the earth's surface; includes water vapor.

• snow

  A layer of snowflakes (white crystals of frozen water) covering the ground.

• ozone layer

  A layer in the stratosphere (at approximately 20 miles) that contains a concentration...

• asthenosphere

  The lower layer of the crust.

• tropopause

  The region of discontinuity between the troposphere and the stratosphere.

• cell wall

  A rigid layer of polysaccharides enclosing the membrane of plant and prokaryotic cells;...

• chromosphere

  A gaseous layer of the sun's atmosphere (extending from the photosphere to the corona)...