Glossary E
Deutsch: Verfall / Español: Caducidad / Português: Expiração / Français: Expiration / Italiano: Scadenza
Expiration in the environmental context refers to the end of a product's or material's useful life, after which it is no longer effective, safe, or suitable for use. This term is often associated with the shelf life of chemical substances, food products, pharmaceuticals, and materials used in environmental applications. It can also pertain to permits, licenses, and agreements related to environmental activities that have a finite duration.
Español: Exhalación / Português: Expiração / Français: Souffle
Exhalation (or expiration) is the flow of the respiratory current out of the organism. In humans it is the movement of air out of the bronchial tubes, through the airways, to the external environment during breathing.
Deutsch: Belastung / Español: Exposición / Português: Exposição / Français: Exposition / Italiano: Esposizione /
An Exposure is coming into contact with a substance through inhalation, ingestion, or direct contact with the skin; may be acute or chronic
An exposure is a term relating to the amount of ionizing radiation that strikes a living or inanimate material. This is a general definition. In health physics, exposure is specifically defined as a measure of ionization in air caused by x-ray or gamma radiation only.
Deutsch: Aussterben / Español: Extinción / Português: Extinção / Français: Extinction / Italiano: Estinzione
Extinction in the environment context refers to the permanent loss of a species, subspecies, or group of organisms, meaning that no living members of that group exist anywhere on Earth. Extinction occurs when a species is unable to survive in its environment or evolve to adapt to changes in its environment, often due to factors like habitat destruction, climate change, pollution, overexploitation, and invasive species. The concept of extinction is central to conservation biology, highlighting the urgency of preserving biodiversity and maintaining ecosystem services.