Articles of Environmental Pollution

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How have nuclear tests affected the atmosphere?


Since the July 16, 1945 detonation in the Jornada del Muerto desert, 56 kilometers from the city of Alamogordo in the state of New Mexico, the first nuclear bomb, called Trinity; and then 20 days later, dropped another two on the Japanese civilian population in the cities of Hiroshima and Nagasaki, nearly 2,500 nuclear bombs have been tested. As a result of its detonation in recent decades, a total energy of more than 540 megatons has been released on Earth. The bombs released into the atmosphere alone accounted for 428 megatons.

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CITMA: The contamination caused by the fire in Matanzas does not compromise human health


On August 5, a fire broke out at the Supertanker Base in the city of Matanzas, caused by an electrical discharge in one of the tanks that stored national crude oil. From that moment on, the cloud of smoke and the fuel spill were warning signs for the environment and human beings. Matanzas is recognized for its natural values. Precisely, the sinister described as the first of this magnitude in the history of Cuba occurred very close to the bay, in an area close to different towns that were seen under the smoke coming from the place of the disaster.

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They find a simple way to degrade ‘eternal chemicals’

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An international team of scientists has discovered a simple, low-energy way to break down so-called “everlasting chemicals,” perfluoroalkyl and polyfluoroalkyl substances (PFAS) of anthropogenic origin, which are widely dispersed in water sources around the world. and have been linked to multiple human health problems, including everything from learning disabilities to cancer, infertility, increased cholesterol and immune system problems. PFAS molecules possess carbon-fluorine bonds so strong that they were considered virtually impossible to break.