Ecology Human

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The cultural evolution occurs as the culture if it becomes more effective, or more efficient, in the acquisition of energia’ ‘ (Kormondy and Brown). The paradigm of ‘ ‘ New; ‘ attempt appeared of to explain jointly processes adaptativos cultural and biological of populations human beings (standing out the possible relations that must exist between the two processes), it has seen that until then the studies they were concentrated in separately explaining the evolutivos aspects of the same ones. For example, the genetics of populations, a subdisciplina of biology human being, and as much others limited it the analysis of the population biological characters, without mention to the cultural characteristics. This is an example of the integration enters the concepts of the ecology and the ideas of the evolution and biology human beings. This paradigm introduced the study of the populations on the contrary of the study only focused in the cultures, as it happened previously, what it allowed that the human ecologists used concepts and methods of the biological ecology when analyzing the Ecology Human being. The New-ecology is concentrated in the ambient problems (that they are related to the natural resources, the ambient subsistence and estressores and that they can be answers to the actions human beings or simply to be part of an ecosystem ‘ ‘ natural’ ‘), in the effect that they cause on the populations human beings and the answers of the same ones to these problems (Vayda and Rappaport, 1968).

Occupational stress the presentation of the concept of estresse occupational it will be made after that, with the contribution of some of the cited authors more with regard to this subject. Lazarus (1995) considers it estresse that it occupational occurs when the individual evaluates the demands of the work as extreme for the confrontation resources that it possesss. It estresse it would not be a property of the person or the environment, but it could be developed from the conjunction of a particular type of environment with a definitive type of person.

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