ecological cascade

Look at other dictionaries:

• Cascade effect (ecology) — An ecological cascade effect is a series of secondary extinctions that is triggered by the primary extinction of a key species in an ecosystem. Secondary extinctions are likely to occur when the threatened species are: dependent on a few specific …   Wikipedia

• Ecological footprint — The ecological footprint is a measure of human demand on the Earth s ecosystems. It is a standardized measure of demand for natural capital that may be contrasted with the planet s ecological capacity to regenerate.[1] It represents the amount of …   Wikipedia

• Ecological niche — Black smokers create ecological niches with their unusual environment In ecology, a niche (   …   Wikipedia

• Ecological succession — Succession after disturbance: a boreal forest one (left) and two years (right) after a wildfire. Ecological succession, is the phenomenon or process by which a community progressively transforms itself until a stable community is formed. It is a… …   Wikipedia

• Cascade Head — Infobox protected area | name = Cascade Head iucn category = V caption = locator x = 11 locator y = 28 location = Oregon, USA nearest city = Neskowin, Oregon lat degrees = 45 lat minutes = 03 lat seconds = 45 lat direction = N long degrees = 123… …   Wikipedia

• Cascade effect — A Cascade Effect is an unforeseen chain of events due to an act affecting a system. If there is a possibility that the cascade effect will have a negative impact on the system it is possible to analyse the effects with a consequence/impact… …   Wikipedia

• Trophic cascade — Trophic cascades occur when predators in a food chain suppress the abundance of their prey, thereby releasing the next lower trophic level from predation (or herbivory if the intermediate trophic level is an herbivore). For example, if the… …   Wikipedia

• History of ecology — Ecology is generally spoken of as a new science, having only become prominent in the second half of the 20th Century. More precisely, there is agreement that ecology emerged as a distinct discipline at the turn of the 20th Century, and that it… …   Wikipedia

• Carlos A. Peres — Infobox Scientist box width = name = Carlos Augusto da Silva Peres image width = caption = birth date = 1963 birth place = Belém, Brazil death date = death place = residence = Norwich, UK citizenship = Brazilian nationality = flagicon|Brazil… …   Wikipedia

• Community (ecology) — Ecological community redirects here. For human community organized around economic and ecological sustainability, see ecovillage. Interspecific interactions such as predation are a key aspect of community ecology.[citation needed …   Wikipedia