Glossary O

The Environmental Glossary. Letter O +++ 'Ozone', 'Organism', 'Oxygen'

The Objective is the element or statement that an individual or an organization wishes to accomplish and to which their efforts are directed.

An Objective Evidence is a documented statement of fact, other information, or a record, quantitative or qualitative, pertaining to the quality of an item or activity, based on observations, measurements, or tests which can be verified.

An Observation is an assessment that identifies a condition (either positive or negative); when used in observational studies, the measure and record variables of interest.

The OECD Convention on Combating Bribery of Foreign Public Officials was created in May 1997 during the OECD

Off-frame data (thee preferred term is --->auxiliary data.)

- Office of Modeling, Monitoring Systems, and Quality Assurance:

An Office of Modeling, Monitoring Systems, and Quality Assurance (OMMSQA) is the office within EPA's Office of

Oil is a liquid fossil fuel, is formed from layers of buried plants and animals that have been subjected to geologic heat and pressure over a long period of time. The energy that the plants and animals originally obtained from the sun is stored in the Oil in the form of carbon.

oil spills are the harmful Release of oil into the environment, usually in the water, sometimes killing area flora and fauna. oil spills are very difficult to clean up.

Old growth forests are see ancient forests.

An ombrotrophic bog is an Acidic wetland which receives all of its nutrients from atmospheric deposition.