Virtue ethics

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The ethics of virtue is an expression used in contemporary moral philosophy, in order to distinguish it from two other major currents of normative ethics: deontological ethics, which insists on the moral duty proper to action, and consequentialism, which insists … Read More

Climate projections – Climate models for global warming

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In the fifth IPCC report, a climate projection is defined as the climate response to a greenhouse gas and aerosol concentration emission scenario. These projections are simulations obtained from numerical models. They depend heavily on the scenario of gas emission … Read More

Theorists and the legislative aspects of animal rights and vegetarianism

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(The Japanese Emperor Temmu.) Vegetarianism is a practice that can be motivated by the law – defined as the “set of rules that govern the conduct of man in society, social relations”, in the obviously context of the law considering … Read More

Most likely cause for global warming

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(The Earth Simulator supercomputer helped study the origin of global warming. ) According to the findings of the 2001 IPCC scientists’ report, the most likely cause of this warming in the second half of the twentieth century would be “anthropogenic … Read More

Memory

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(The forms and functions of memory in science. ) In psychology, memory is the faculty of the mind to record, preserve, and recall past experiences. His research is carried out by different disciplines: cognitive psychology, neuropsychology, and psychoanalysis. Cognitive psychology … Read More

Global warming: Hypothesis of an additional greenhouse effect

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(Temperature variation, solar activity and CO2 concentration. ) The greenhouse effect is a natural phenomenon: part of the infrared radiation emitted by the Earth to the Earth’s atmosphere remains trapped by the so-called “greenhouse gases”, thus increasing the temperature of … Read More

Past evolution of global temperatures and consequences

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(For 400,000 years, the Earth has experienced four cycles of glaciation. ) Climatic cycles The climate variations are correlated with those of insolation, Milanković parameters, albedo, solar cycles and atmospheric concentrations of greenhouse gases such as carbon dioxide and aerosols. … Read More

Infographic: Electric circuits

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An electrical circuit is a set of conductors and electrical or electronic components traversed by an electric current. The electrokinetic study of an electrical circuit consists in determining, at each place, the intensity of the current and the voltage. The … Read More

Direct democracy

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(A Landsgemeinde, or assembly, of the canton of Glarus, on 7 May 2006, Switzerland. ) Direct democracy is a political system in which citizens directly exercise power without the intermediary of representatives. Initially equivalent to the concept of democracy since … Read More

Effects of global warming on weather and oceans

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Tropical cyclones (Evolution of tropical storms (in blue), hurricanes (in green) and major hurricanes (category 3) (in red), in the North Atlantic.) The scientific consensus in the 2007 IPCC report is that the intensity of tropical cyclones is likely to … Read More

Consequentialism

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Consequentialism is part of the teleological ethics and constitutes the set of moral theories which maintain that it is the consequences of a given action which must constitute the basis of any moral judgment of the said action. Thus, from … Read More

Effects of global warming on Earth geophysics, agriculture and and biodiversity

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Geophysical and seismic effects  (Projections of global mean sea level rise by Parris and others. Probabilities have not been assigned to these projections. Therefore, none of these projections should be interpreted as a “best estimate” of future sea level rise. … Read More

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