Polgovsky was known for the Mexican documentaries "Tropic of Cancer" ( Semaine de la Critique 2005) and Los Herederos "The Inheritors" (Mostra of Venice, Orrizontti 2008 & Berlinale Generation 2009).

He became a visionary, innovative and independent documentarist, and he brought an experimental spirit and a poetic eye to the medium of cinematography and worked closely and in a prolonged way with the communities whose stories and conditions he has sought to explore.

[3] His personal cinematography enchained with a meticulous and original editing explored the backgrounds of the Mexican reality, from the rural ancient world to the present of the mega city of Mexico.

In 2012 he directed "Mitote" (Mexican Ritual) a self-produced independent film, edited, and photographed by Polgovsky during the struggle of a Union of electricians colliding with the FIFA World Cup fans and Bicentennial celebrations at the heart of Mexico City, the Zocalo.

In the year 2014 he won his 4th "Ariel" Mexican Academy Award for the best Short Documentary Film "Un Salto de Vida" (A leap of life), about the dramatic pollution of the Santiago river in Jalisco and a family that fight against corruption and impunity of the factories.