Causes Of Environmental Stress
Environmental stress refers to physical, chemical, and biological constraints on the productivity of species and on the evolution of ecosystems. When the exposure to environmental stresses increases or falls in intensity, the ecological responses occurs in result. Stressors can be natural environmental factors, or they may result from the actions of the human beings. Some environmental stressors wield a relatively local influence, while others are regional or global in their scope. Stressors are challenges to the integrity of ecosystems and to the characteristics of the surroundings. Species and ecosystems have some capability to tolerate changes in the intensity of environmental strains. This is known as resistance, merely there are bounds to this attribute, which represent thresholds of tolerance. When these thresholds are exceeded by further increases in the volume of environmental stress, substantial ecological …show more content…
In total, these modifications represent a longer-term alteration in the part of the ecosystem, or an ecological transition. Natural and Man Made disasters: Natural disasters are brought most by alterations in natural phenomenon. How much loss would occur is depended on the vulnerability of the population. As such, this means that this can simply take place in countries that are susceptible to the vulnerability. On the other hand, man-made disasters are influenced by humans and they are often as a result an outcome of negligence and human error among other reasons or factors. • Natural disasters: Natural disasters include things such as, volcanic eruptions, earthquakes, tornadoes, landslides hurricanes and floods. • Man-made disasters: These can be divided into different categories and they include technological hazards, sociological hazards and transportation hazards among
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