WebTraductions en contexte de "Une cascade découverte" en français-anglais avec Reverso Context : Une cascade découverte en marchant dans la forêt, sublime. WebNov 1, 2016 · Defining Trophic Cascades. Therefore, we propose the following definition (see Box 2 for related terms): ‘ Trophic cascades are indirect species interactions that originate with predators and spread downward through food webs’. This definition is consistent with Paine's original conception of nested sets of species interactions [5].

What is a Trophic Cascade? - ScienceDirect

WebThe trophic cascade concept • 3 The trophic cascade concept in lakes The ideas about a trophic cascade in lakes derive from two primary sources. First is the extension of thermodynamic principles to ecology, which yields the expectation that organic production in lakes should be a function of nutrient status. Webtrophic cascade, an ecological phenomenon triggered by the addition or removal of top predators and involving reciprocal changes in the relative populations of predator and prey through a food chain, which often results in dramatic changes in ecosystem structure and … food chain, in ecology, the sequence of transfers of matter and energy in the … ecosystem, the complex of living organisms, their physical environment, … metabolism, the sum of the chemical reactions that take place within each cell … conservation, study of the loss of Earth’s biological diversity and the ways this loss … biomass, the weight or total quantity of living organisms of one animal or plant … carbon dioxide, (CO2), a colourless gas having a faint sharp odour and a sour … phosphorus (P), nonmetallic chemical element of the nitrogen family (Group 15 … ocean, continuous body of salt water that is contained in enormous basins on Earth’s … atmosphere, the gas and aerosol envelope that extends from the ocean, land, and … electric bulbs in series

What Is a Trophic Cascade? Definition and Impact

WebBeyond a trophic cascade that throws the ecosystem out of balance. direct toxicity, pesticides can significantly reduce, change the behavior of, or destroy populations of plants and animals. These effects can ripple up and down food chains, causing what is known as a trophic cascade. in changes that are difficult to perceive, but nonetheless Webtrophic cascade 营养级联 ; 营养瀑布 ... The average trophic level of what is being caught is rising — and this in principle should indicate improving ecosystem health. 食物链等级体系中的高等级物种平均捕获率(而捕获正在并将持续进行)处于持续上升态势之中——按照所谓食物链等级理论，这 ... WebTrophic cascades are indirect positive effects of predators on resources via control of intermediate consumers. Larger-bodied predators appear to induce stronger trophic cascades (a greater rebound of resource density toward carrying capacity), but how this happens is unknown because we lack a clear depiction of how the strength of trophic … food stamps new york state