The genetic identity of a new virus has never been deciphered so quickly. On 29 December 2019, the first cases of an epidemic caused by a new virus were made public in China; seven days later, a team from Fudan University in Shanghai released the complete sequence of the CoV family of viruses. Since then, the sequencing of its variants has accumulated on the nextstrain.org site with more than 146 identifications by teams from 20 countries....

We must not allude to one sole reason to emphasize the need of meeting the environmental challenge. Let us also trust our senses, those very elements of our being, which make us see the ravages caused by the concrete structures and hear the silence of a spring without the presence of a single bird. For each and every one of us, the link with nature is first and foremost a wide range of perceptions, sensations and emotions. The primary pathway...