Chlorophyll fluorescence is light re-emitted by chlorophyll molecules during return from excited to non-excited states. It is used as an indicator of photosynthetic energy conversion in plants, algae and bacteria. (https://en.wikipedia.org/wiki/Chlorophyll_fluorescence)
A vertical zone in the water column where the concentration of dissolved oxygen gas is low, usually between 400-800 meter deep. (CBATS Glossary https://www.coexploration.org/bbsr/classroombats/html/glossary.html)
A concept, or metaphor to describe a situation where different tenure forms incorporating a range of concepts, or interests exist simultaneously, often transforming and changing between forms over time. A range of land tenure types that may exist between a number of possibilities, such as individual ownership and customary interests, or family and customary lineage. (Framework for evaluating Continuum of Land Rights scenarios
United Nations Human Settlements Programme (UN-Habitat)
ISBN Number: (Volume) 978-92-1-132713-7
https://unhabitat.org/framework-for-evaluating-continuum-of-land-rights-scenarios)
Wave properties may refer to physical properties of waves: transmission, reflection, polarization, diffraction, refraction and others. Also, to mathematical description of waves: amplitude, frequency, wavelength, and others. (Wikipedia. 2025. Wave properties. https://en.wikipedia.org/wiki/Wave_properties)
African elephants are the largest animals walking the Earth. There are two species of African elephants—the savanna (or bush) elephant and the forest elephant. (https://www.worldwildlife.org/species/african-elephant)
Pododermatitis is a general term for inflammation of the skin on the feet, paws, or digital (not corium) tissue of the hoof. It is a symptom, not a specific disease, and can occur in various domestic animals, including horses, rabbits, dogs, cats, and poultry. (AGROVOC Team, 2024)
A vaccine that immunizes against more than one strain of an antigen. For example, the polyvalent pneumococcal vaccine protects against several strains of the pneumococcal bacteria. (Clinicalinfo Glossary. 2025. Polyvalent Vaccine. https://clinicalinfo.hiv.gov/en/glossary/polyvalent-vaccine)
A diverse group of metabolic diseases characterized by errors in the biosynthetic pathway of heme in the liver, the bome marrpw, or both. They are classified by the deficiency of specific enzymes, the tissue site of enzyme defect, or the clinical features that include neurological (acute) or cutaneous (skin lesions). Porphyrias can be hereditary or acquired as a result of toxicity to the hepatic or erythropoietic marrow tissues. (MeSH. 2025. Porphyrias. https://meshb.nlm.nih.gov/record/ui?ui=D011164)
In meteorology, a cloud is an aerosol consisting of a visible mass of minute liquid droplets, frozen crystals, or other particles suspended in the atmosphere of a planetary body or similar space. (https://en.wikipedia.org/wiki/Cloud)
An inflammation of the sinus. (National Institute of Environmental Health Sciences, 2024. Environmental Health Sciences Glossary https://www.niehs.nih.gov/health/topics/glossary citing Illustrated Dictionary and Resource Directory of Environmental and Occupational Health)
Avian spirochetosis is a highly fatal septicemic disease of hens, geese, ducks and turkeys in tropical and sub-tropical regions. (Nassim Ouchene, Amira Nebbak, Nadjet Amina Ouchene-Khelifi, Ali Dahmani, Fayçal Zeroual, Djamel Khelef, Idir Bitam, Ahmed Benakhla, Philippe Parola,
Molecular detection of avian spirochete Borrelia anserina in Argas persicus ticks in Algeria,
Comparative Immunology, Microbiology and Infectious Diseases,
Volume 68,
2020,
101408,
ISSN 0147-9571,
https://doi.org/10.1016/j.cimid.2019.101408.)
