Sofia Hernandez Salazar (born August 26, 1998) is a Costa Rican human rights, and environmental activist.

[2] Subsequently, Sofia has again engaged in talks with the Costa Rican Presidency, specifically with the Vice President, Epsy Campbell, where she urged on the importance of ratifying the Escazú Agreement[3] and with the Vice Minister of Political Affairs and Citizen Dialogue on the importance of withdrawing the trawling law.

[4] Since September 2020 she is one of the coordinators of Escazú Now, an initiative conformed by Fridays For Future Costa Rica, Greenwolf Costa Rica and the Youth and Climate Change Network that aims to promote the ratification and proper implementation of the Escazú Agreement in the country.

In December 2020, Hernández was part of a global group of 9 women and non-binary activists that published a letter to global leaders on Thomson Reuters Foundation News, entitled "As the Paris Agreement on Climate Change marks five years, urgent action on climate threats is needed now".

The international group included Mitzi Jonelle Tan, Belyndar Rikimani, Leonie Bremer, Laura Muñoz, Fatou Jeng, Disha Ravi, Hilda Flavia Nakabuye and Saoi O'Connor.