Resume de l’article : Au moins dix morts et 21 disparus, le bilan des intempéries ne cesse de s’aggraver dans le sud du Brésil

Sure, I’d be happy to summarize the article for you and provide the answer.

The article discusses the severe weather conditions in southern Brazil, which have caused significant damage and loss of life. At least ten people have died, and 21 others are missing due to floods and landslides. The affected areas include the states of Santa Catarina and Rio Grande do Sul. The heavy rainfall has caused rivers to overflow, destroying homes and infrastructure. Emergency services are working to help those affected, but the situation remains critical.

In response to your question, the answer is that at least ten people have died, and 21 others are missing due to the intense weather conditions in southern Brazil.