Glossary C
A Categorical Pretreatment Standard is a technology-based Effluent limitation for an industrial facility discharging into a municipal sewer system. Analogous in stringency to Best Availability Technology (BAT) for direct dischargers.
Deutsch: Raupe / Español: Oruga / Português: Lagarta / Français: Chenille / Italiano: Bruco
Caterpillar in the environmental context refers to the larval stage of butterflies and moths. These insects play an important role in ecosystems by contributing to plant pollination, serving as a food source for other Wildlife, and impacting plant health through their feeding habits. While caterpillars are an essential part of many food chains, some Species can have significant effects on agriculture and forestry as pests.
Deutsch: Kation / Español: Catión / Português: Cátion / Français: Cation / Italiano: Catione
A cation in the environmental context refers to a positively charged ion, meaning an atom or molecule that has lost one or more Electrons, resulting in a net positive electrical charge. These positively charged particles are ubiquitous in natural systems, playing fundamental roles in soil chemistry, water quality, nutrient cycling, and the transport of pollutants. Their interaction with negatively charged surfaces, particularly in soil and water bodies, is a critical process known as cation exchange.
Deutsch: Ursache / Español: Causa / Português: Causa / Français: Cause / Italiano: Causa /
A "cause" refers to the underlying reason or factor that leads to an environmental issue or problem.