Environment Database
The environment database and a glossary about facts, terms and descriptions

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Glossary R

The Environmental Glossary. Letter R +++ Popular Articles: 'Range', 'Renewable energy', 'Reduction'

Return flow

A return flow is (1) That part of a diverted flow that is not consumptively used and returned to its original source or another body of water.

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Returnflow (irrigation)

- Returnflow: A returnflow (irrigation) is Irrigation water that is applied to an area and which is not consumed in Evaporation or transpiration and returns to a surface stream or aquifer.

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Reuse

A reuse is cleaning and/or refurbishing an old product to be used again.

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Revenue

Deutsch: Einnahmen / Español: Ingresos / Português: Receita / Français: Revenu / Italiano: Reddito

In the environmental context, "revenue" typically refers to the income generated from environmental resources or activities that have a direct impact on the environment. This can include proceeds from sustainable resource management, environmental taxes, fees for environmental services, and earnings from eco-tourism and green products. Revenue in this context is often used to fund conservation projects, research into sustainable practices, and initiatives aimed at reducing environmental impact.

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Reverse osmosis

A Reverse osmosis is Common process used to produce Deionized water from municipal water (Brown and Caldwell, 1990).

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Reverse Osmosis Reject Water

A Reverse Osmosis Reject Water is Waste water released from the Reverse osmosis process.

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Review

Deutsch: Rezension / Español: Reseña / Português: Resenha / Italiano: Recensione
A review is an evaluation of a publication, service, or company such as a movie (a movie review), video game, musical composition (music review of a composition or recording), book (book review); a piece of hardware like a car, home appliance, or computer; or an event or performance, such as a live music concert, play, musical theater show, dance show, or art exhibition.

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Revolution

Deutsch: Revolution / Español: Revolución / Português: Revolução / Français: Rêvolution / Italiano: Rivoluzione

Revolution in the environment context refers to a significant and often abrupt change or transformation in the environmental, ecological, or sustainability aspects of a region or the entire planet. These revolutions can manifest as major shifts in environmental policies, technology adoption, conservation efforts, or public awareness, leading to substantial improvements or challenges in the natural world.

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Rewilding

Deutsch: Rewilding/Wiederverwilderung, Español: Reforestación/Recuperación salvaje, Português: Refaunação/Repovoamento, Français: Réensauvagement, Italiano: Rinselvatichimento

Rewilding in the environmental context is a progressive approach to conservation that focuses on restoring ecological processes, protecting core wilderness areas, and, crucially, reintroducing lost or missing keystone species to create more natural and resilient ecosystems. It is fundamentally about allowing nature to take the lead in self-regulating and self-sustaining landscapes.

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Rhinitis

Deutsch: Rhinitis / Español: Rinitis / Português: Rinite / Français: Rhinite / Italiano: Rinite

Rhinitis in the environmental context refers to the inflammation of the nasal mucous membranes, often triggered or exacerbated by environmental factors such as air pollution, allergens (like pollen or dust), and climate conditions. It is commonly associated with symptoms like sneezing, nasal Congestion, runny nose, and itching. Environmental rhinitis, particularly allergic rhinitis, is influenced by Exposure to airborne pollutants, allergens, and irritants that are prevalent in the environment.

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