Water that emerges to the surface of the earth from underground.

Habitat of hot water naturally heated by underlying geologic processes. Surface hot springs have been used for BALNEOLOGY. Underwater hot springs are called HYDROTHERMAL VENTS.

A plant genus in the family APIACEAE (Umbelliferae) that is used in SPICES and is a source of anethole.

Frozen water crystals that fall from the ATMOSPHERE.

Chemicals that, while not possessing inherent pesticidal activity, nonetheless promote or enhance the effectiveness of other pesticides when combined.

A drugless system of therapy, making use of physical forces such as air, light, water, heat, massage. Treatments are often diet- and nutrition-oriented with attention given to the patient's personal history and lifestyle. (From Cassileth, Alternative Medicine Handbook, 1998, p329)

An insecticide synergist, especially for pyrethroids and ROTENONE.

A wide spectrum aliphatic organophosphate insecticide widely used for both domestic and commercial agricultural purposes.

Agents that produce a soft formed stool, and relax and loosen the bowels, typically used over a protracted period, to relieve CONSTIPATION.

A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.

Agents that are used to stimulate evacuation of the bowels.

A plant family of the order Myrtales, subclass Rosidae, class Magnoliopsida. They are mainly trees and shrubs. Many members contain mucilage and COUMARINS.

Complex pharmaceutical substances, preparations, or matter derived from organisms usually obtained by biological methods or assay.

Materials or substances used in the composition of traditional medical remedies. The use of this term in MeSH was formerly restricted to historical articles or those concerned with traditional medicine, but it can also refer to homeopathic remedies. Nosodes are specific types of homeopathic remedies prepared from causal agents or disease products.