Natural environment

Natural environment

Related to any physical feature of the earth's natural environment.

17Categories 71833Terms

Add a new term

Contributors in Natural environment

Become a Contributors

Natural environment > Water

emergency exemption

Natural environment; Water

Provision in FIFRA under which EPA can grant temporary exemption to a state or another federal agency to allow the use of a pesticide product not registered for that particular ...

emergency removal action

Natural environment; Water

1. Steps take to remove contaminated materials that pose imminent threats to local residents (e.g. removal of leaking drums or the excavation of explosive waste.) 2. The state ...

emergency response values

Natural environment; Water

Concentrations of chemicals, published by various groups, defining acceptable levels for short-term exposures in emergencies.

emergency suspension

Natural environment; Water

Suspension of a pesticide product registration due to an imminent hazard. The action immediately halts distribution, sale, and sometimes actual use of the pesticide involved.

emission

Natural environment; Water

Pollution discharged into the atmosphere from smokestacks, other vents, and surface areas of commercial or industrial facilities; from residential chimneys; and from motor ...

emission factor

Natural environment; Water

The relationship between the amount of pollution produced and the amount of raw material processed. For example, an emission factor for a blast furnace making iron would be the ...