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Ecological overshoot expressed in terms of how many Earths equivalent of natural resources are consumed by humanity each year. Ecological overshoot is the phenomenon which occurs when the demands made on a natural ecosystem exceed its regenerative capacity. Global ecological overshoot occurs when the demands made by humanity exceed what the ...
When the giant flightless birds called moa were overexploited to the point of extinction, [5] the giant Haast's eagle that preyed on them also became extinct. [6]The concern about overexploitation, while relatively recent in the annals of modern environmental awareness, traces back to ancient practices embedded in human history.
[7] [8] This overuse is called ecological overshoot. Ecological footprint analysis is widely used around the world in support of sustainability assessments. [ 9 ] It enables people to measure and manage the use of resources throughout the economy and explore the sustainability of individual lifestyles , goods and services , organizations ...
These were the references William R. Catton used in a 2008 "retrospective" [8] portraying his paradigm shift into environmental sociology. William Catton came of age in sociology when the major debates were about social-only theoretical orientations (structural-functionalism or consensus theory versus Marxism or conflict theory), and methodology (quantitative versus qualitative). [9]
For people, "overshoot" is that portion of their demand or ecological footprint which must be eliminated to be sustainable, or the delta between a sustainable population and what we currently have. [1] [2] Excessive demand leading to overshoot is driven by both consumption and population. [3] Population decline due to overshoot is known as ...
Human population — Biocapacity • climate change • Carrying capacity • Exploitation • Industrialisation • I = PAT • Land degradation • Land reclamation • Optimum population • Overshoot (population) • Population density • Population dynamics • Population growth • Projections of population growth • Total fertility ...
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Overshoot: The Ecological Basis of Revolutionary Change, a 1980 book by William R. Catton, Jr. Ecological overshoot, when the demands made on a natural ecosystem exceed its regenerative capacity; Overshoot (population), when a population exceeds the environment's carrying capacity; Overshoot (signal), when a signal exceeds its steady state value