The feeding sequence, showing the energy flow from producers to consumers, is called a food chain. Each step is called a trophic level: producers are on the first trophic level 1, primary ...

The energy-flow paradigm begins with energy from the ... Runck, C. Macroinvertebrate production and food web energetics in an industrially contaminated sream. Ecological Applications 17, 740 ...

The world’s push for sustainable energy has driven a sharp rise in solar power. Photovoltaic (PV) systems have expanded ...

Most energy flow diagrams in textbooks show production ... insight into top-down effects of animals on their food resource. Is a gross production efficiency of 10% realistic for all trophic ...

Lake ecosystems can receive high inputs of terrestrial organic matter (t-OM) that microbes make available to higher trophic ...

U.S. PPI dropped 0.4% in March, the steepest monthly decline since October 2023, led by energy and food price cuts ... At earlier production stages, intermediate demand goods and services also ...