Oxford Index Browse

You are looking at 1-10 of 1,824 items for:

Meteorology and Climatology x clear all

ablation zone

Overview page. Subjects: Environmental Science — Meteorology and Climatology.

The zone of a glacier in which losses through various processes, such as calving, deflation, melting, etc., exceed any addition through snowfall or accumulation of rime ice. Compare...

See overview in Oxford Index

abroholos

Overview page. Subjects: Meteorology and Climatology.

A violent squall, particularly prevalent in summer, that occurs off the south-eastern coast of Brazil.

See overview in Oxford Index

Absolute Humidity

Edited by Stephen H. Schneider, Terry L. Root and Michael D. Mastrandrea.

in Encyclopedia of Climate and Weather

January 2011; p ublished online January 2011 .

Reference Entry. Subjects: Meteorology and Climatology. 4 words.

Go to Oxford Reference »  home page

absolute instability

Overview page. Subjects: Meteorology and Climatology.

The state of a column of air that has a lapse rate that everywhere exceeds the dry adiabatic lapse rate. The column is therefore unstable throughout its height.

See overview in Oxford Index

absolute stability

Overview page. Subjects: Meteorology and Climatology.

The state of a column of air that has a lapse rate that is always less than the saturated adiabatic lapse rate and thus remains stable at all levels. See stability.

See overview in Oxford Index

absorption, atmospheric

Overview page. Subjects: Meteorology and Climatology.

The various components of the Earth's atmosphere act to reduce or completely block certain wavelengths of the radiation incident at upper levels. The principal active atoms are oxygen and...

See overview in Oxford Index

accessory cloud

Overview page. Subjects: Meteorology and Climatology.

A small cloud that is seen to be associated with a much larger cloud belonging to one of the ten cloud genera (see cloud classification). Pileus, tuba, and velum are accessory clouds.

See overview in Oxford Index

accretion

Overview page. Subjects: Meteorology and Climatology.

1 A term used in cloud physics for the growth of a frozen precipitation particle through the collision of an ice crystal or snowflake with supercooled water droplets, which...

See overview in Oxford Index

Acid Rain

Edited by Stephen H. Schneider, Terry L. Root and Michael D. Mastrandrea.

in Encyclopedia of Climate and Weather

January 2011; p ublished online January 2011 .

Reference Entry. Subjects: Meteorology and Climatology. 2070 words.

The relationships between chemical emissions into the atmosphere and the effects of these chemicals on various ecosystems, human health, and

Go to Oxford Reference »  home page

acoustic sounding

Overview page. Subjects: Meteorology and Climatology.

A method of using high-intensity sound waves to investigate the detailed structure of the troposphere. The sound is emitted by one or more loudspeakers and the return signal detected by a...

See overview in Oxford Index