Combattre le Covid-19, c’est se projeter vers l’avenir en créant des vaccins, mais aussi regarder en arrière pour tenter de retracer l’origine de cette nouvelle maladie, un an après son émergence en Chine. Une quête minutieuse, à l’issue incertaine. Des enquêteurs de l’OMS sont toujours bloqués aux portes de la
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Pendant cette crise du Covid-19, les pouvoirs publics ont encouragé les petites entreprises et les commerçants à numériser leurs activités. Le travail à distance, le e-commerce, la dématérialisation administrative ont montré une face de leurs vertus en temps de pandémie. L’État, à travers son bras armé financier, la BPI, encourage
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L’Accord de Paris en est déjà à son cinquième anniversaire. Il a grand besoin d’être redynamisé tant les retards et les inerties sont grandes en matière de lutte contre les dérèglements climatiques. Le temps pesse car l’horloge de l’emballement de la planète s’accélère. C’est pourquoi les Nations Unies, sous la
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L’ancien secrétaire d’État de Barack Obama, John Kerry, 76 ans, sera l’émissaire spécial du président américain sur le climat. Ce poste nouvellement créé est une décision qui souligne l’engagement de la nouvelle administration de Joe Biden en faveur d’une approche internationale de la question climatique et la reconnaissance de son
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La pandémie de Covid-19 a entrainé des réactions multiples de la part de pays aux capacités sanitaires, économiques ou sociétales très variées. Il est encore trop tôt pour tirer des enseignements définitifs car la pandémie sévit toujours. Mais une étude vient d’être publiée faisant état des points de vulnérabilité des
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Dès son annonce hier 9 novembre, le vaccin de l’américain Pfizer associé à l’allemand BioNTech, « efficace à 90 % », a fait la une de tous les médias et provoqué une flambée des Bourses occidentales. Il est évident qu’un vaccin éliminerait une grande partie de nos soucis, le monde respirerait et
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Depuis son apparition à Wuhan, le coronavirus a subi de nombreuses micromutations. Les spécialistes disent que cela est normal et qu’un virus mute progressivement. Ces mutations modifient certains détails de son génome, sans conséquences sur sa nature. Mais la brutalité de la « deuxième vague » que nous subissons actuellement, alors que
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Le prix Nobel de chimie 2020 vient d’être attribué. Il récompense Emmanuelle Carpentier et Jennifer Doudna, une chercheuse française et l’autre américaine, pour leur invention de l’outil d’édition du génome CRISPR-Cas9. Dès son apparition, ce « couteau suisse » de l’édition de la vie a suscité un engouement extraordinaire. Des milliers d’applications
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During Covid-19, the climate crisis continues. It gets worse. The media, all focused on the pandemic have forgotten it a little, but the climate crisis has not disappeared and extreme events have multiplied around the world in recent weeks. They occur at the worst
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It was 38°C on Saturday in Verkhoyansk, eastern Siberia. Never before seen in June in this weather station known to be the coldest in the northern hemisphere. A record that comes against the backdrop of alarming reports of climate disruption that is accelerating in the Arctic regions. Is it already
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Our time is devoted to new technologies; they occupy our daily lives, create our needs and have become indispensable to us. They promise us to cross all limits, even to the point of claiming to set back our death. Their credo has made us dream if not illusionary: "to change the world". One word
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Freedom regained! headlines. After two and a half months of confinement, little by little, people come out, get together, relive, a little haggard, at the end of this strange period. The health crisis is dissipating, but it is giving way to a crisis.
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There is every indication that the coronavirus that is shaking the world could establish itself as an endemic virus, present for a long time, with seasonal peaks in virulence. In this hypothesis, medical experts fear that there may not be enough vaccine for everyone. According to the scientists, it would be necessary to vaccinate
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This coronavirus will have been the revelation of all possible transgressions. Who would have thought only three months ago that a virus from the end of the world would have been able to lock up half of humanity, stop the economy, empty cities, empty shops, and make it rain - in defiance of all the
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While we were well confined, in fear that a nasty virus would send us ad patres, global warming was quietly continuing its progression. We didn't realize it too much, deprived of the freedom to go outside, but the thermometer showed, in this month of April, some
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Researchers from the École des Hautes Études de la Santé Publique (EHESP) presented an article on their site estimating that just over 60,000 deaths would have been avoided thanks to containment. This work has been widely commented on in the press and has not been published.
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Since its appearance, the coronavirus responsible for Covid-19 has been the subject of an avalanche of scientific studies and research. More than 50,000 articles have already appeared in medical journals in just four months. Whole battalions of scientists, researchers and doctors from all countries are totally focused on the issue.
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All the world's whistle-blowers, the Greta Thunberg, the IPCC experts, the green, yellow or blue activists, the defenders of the Paris Agreement, the greenest of environmentalists, all are just small arms. They are beaten to a pulp. A virus has managed to make this
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While questions remain unanswered about the coronavirus, its nature, dynamics, capacity to spread and even mutate, more is known about the characteristics of the populations first affected. The latest studies confirm that the elderly and vulnerable provide the largest numbers of people
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Across Europe, the weekend of 14 March will mark a turning point in the approach to the coronavirus crisis. States of alert, population confinement, bans on going out, social distancing measures are being announced one after the other. Europe closes shop and Schengen collapses: Germany restores its
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