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The environment is often cited as a negatively affected externality of the economy (see economic externality). extinction event - (mass extinction, extinction-level event, ELE) - a sharp decrease in the number of species in a relatively short period of time. extinction - the cessation of existence of a species or group of taxa, reducing ...
Environmental protection, or environment protection, is the practice of protecting the natural environment by individuals, groups and governments. [1] Its objectives are to conserve natural resources and the existing natural environment and, where it is possible, to repair damage and reverse trends.
Environmental science is an interdisciplinary academic field that integrates physics, biology, meteorology, mathematics and geography (including ecology, chemistry, plant science, zoology, mineralogy, oceanography, limnology, soil science, geology and physical geography, and atmospheric science) to the study of the environment, and the solution of environmental problems.
Environmental justice is a social movement that addresses injustice that occurs when poor or marginalized communities are harmed by hazardous waste, resource extraction, and other land uses from which they do not benefit. [1] [2] The movement has generated hundreds of studies showing that exposure to environmental harm is inequitably ...
Environmental health is the branch of public health concerned with all aspects of the natural and built environment affecting human health. To effectively control factors that may affect health, the requirements that must be met to create a healthy environment must be determined. [1]
Environmental hazards are hazards that affect biomes or ecosystems. [1] Well known examples include oil spills , water pollution , slash and burn deforestation, air pollution , ground fissures , [ 2 ] and build-up of atmospheric carbon dioxide . [ 3 ]
Environmental degradation is the deterioration of the environment through depletion of resources such as quality of air, water and soil; the destruction of ecosystems; habitat destruction; the extinction of wildlife; and pollution. It is defined as any change or disturbance to the environment perceived to be deleterious or undesirable.
An umwelt (plural: umwelten; from the German Umwelt meaning "environment" or "surroundings") is the specific way organisms of a particular species experience the world, which is dependant on what their sensory organs and perceptual systems can detect and interpret. [1]