Coronavirus

This is the number of medical tests for SARS-CoV-2 performed per million inhabitants in the most affected countries in the world.

A new type of waste begins to reach the most remote beaches and seas of the world: disposable masks and gloves. Experts warn of the importance of managing this waste correctly and, looking to the future, working on the search for new materials that are safe and less aggressive for the environment.

The best scientists in the world are clear: this crisis is a direct consequence of human activities, especially the global economic system.

Moving by bicycle is an economical, healthy, low-polluting option that facilitates movement while respecting physical distance.

Protective screens are becoming popular, especially in the hotel industry. But are they really effective? How should they be used? We use a meta-analysis and the comments of various experts to try to provide an answer.

If we want to be brief, the answer is 'we don't know'. Even so, we can look at what has happened in other similar situations.

A scientific article advises using the mask indoors to prevent the transmission of the SARS-CoV-2 virus between family members. Is it a reliable study?

The R number is being widely used as a basic indicator in determining political action. Now, are they right? Is the R number really an adequate indicator to guide public policies?