(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
(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
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
(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
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 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
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
Ancient philosophy has bequeathed its vision of the animal from a problem of man in the world: the Stoics have a dogmatic and anthropocentric vision of the animal, while Academicians have a holistic vision, placing the general history of animals … Read More
Polar ice caps The mass results of polar ice caps in Antarctica and Greenland has been negative for the past decade, although some parts of Antarctica are thickening as a result of increased snowfall. Mass loss occurs in coastal areas … Read More
(2005 and 2007 had minimum records of Arctic sea ice extent. 10 years later (2017) Bering Sea and Gulf of Alaska warming worsened, no sea ice recovery) Several studies indicate that sea ice is shrinking. The surface of the sea … Read More
(The Discovery Institute’s Center for the Renewal of Science and Culture used banners based on The Creation of Adam from the Sistine Chapel. Later it used a less religious image, then was renamed the Center for Science and Culture.) In … Read More
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